Return
Date
|
Number
|
Description
|
|
02/06/1897
|
GBD189605814
|
Improvements
in Gas and Oil Motors.
|
|
02/06/1897
|
GBD189605814
|
Improvements
in Gas and Oil Motors.
|
|
04/07/1896
|
GBD189516548
|
Photography
in Colours.
|
|
04/07/1896
|
GBD189516548
|
Photography
in Colours.
|
|
04/09/1897
|
GBD189621697
|
Improvements
in Power Propelled Vehicles.
|
|
04/09/1897
|
GBD189621697
|
Improvements
in Power Propelled Vehicles.
|
|
08/08/1896
|
GBD189515045
|
Improvements
in Gas and Oil Motor Engines.
|
|
08/08/1896
|
GBD189515045
|
Improvements
in Gas and Oil Motor Engines.
|
|
09/10/1897
|
GBD189710044
|
Improvements
in Jointed Shaft Couplings.
|
|
09/10/1897
|
GBD189710044
|
Improvements
in Jointed Shaft Couplings.
|
|
10/02/1898
|
GBD189703608
|
Improvements
in and relating to Aerial Machines.
|
|
10/02/1898
|
GBD189703608
|
Improvements
in and relating to Aerial Machines.
|
|
10/04/1897
|
GBD189607603
|
Improvements
in Gas and other Motive Power Engines.
|
|
10/04/1897
|
GBD189607603
|
Improvements
in Gas and other Motive Power Engines.
|
|
10/21/1899
|
GBD189824771
|
Improvements
in Gas Generators.
|
|
10/21/1899
|
GBD189824771
|
Improvements
in Gas Generators.
|
|
11/02/1899
|
GBD189808076
|
Improvements
in and relating to Power Propelled Road Vehicles.
|
|
11/02/1899
|
GBD189808076
|
Improvements
in and relating to Power Propelled Road Vehicles.
|
|
11/03/1899
|
GBD189810836
|
Improvements
in Fluid Pressure Engines.
|
|
11/03/1899
|
GBD189810836
|
Improvements
in Fluid Pressure Engines.
|
|
11/09/1897
|
GBD189624805
|
Improvements
in the Igniting Arrangements of Gas and Oil Motor Engines.
|
|
11/09/1897
|
GBD189624805
|
Improvements
in the Igniting Arrangements of Gas and Oil Motor Engines.
|
|
11/11/1899
|
GBD189900281
|
Improved
Ignition Arrangements for Gas and Oil Motor Engines.
|
|
11/11/1899
|
GBD189900281
|
Improved
Ignition Arrangements for Gas and Oil Motor Engines.
|
|
12/06/1897
|
GBD189613960
|
Improvements
in Fluid Pressure Engines.
|
|
12/06/1897
|
GBD189613960
|
Improvements
in Fluid Pressure Engines.
|
|
13/03/1897
|
GBD189605748
|
Improvements
in the Mechanism of Power Propelled Vehicles.
|
|
13/03/1897
|
GBD189605748
|
Improvements
in the Mechanism of Power Propelled Vehicles.
|
|
15/06/1891
|
CHD3023
|
Verbesserte
Gasmaschine
|
|
15/06/1891
|
CHD3023
|
Verbesserte
Gasmaschine
|
|
17/10/1896
|
GBD189521984
|
Improvements
in the Driving Mechanism of Velocipedes and other Road Vehicles.
|
|
17/10/1896
|
GBD189521984
|
Improvements
in the Driving Mechanism of Velocipedes and other Road Vehicles.
|
|
18/02/1899
|
GBD189806272
|
Improvements
in Gear for the Transmission of Power.
|
|
18/02/1899
|
GBD189806272
|
Improvements
in Gear for the Transmission of Power.
|
|
21/08/1897
|
GBD189622935
|
Improvements
in Gas and Oil Motor Engines.
|
|
21/08/1897
|
GBD189622935
|
Improvements
in Gas and Oil Motor Engines.
|
|
24/05/1899
|
GBD189811738
|
Improvements
in Igniters for Gas and Oil Motor Engines.
|
|
24/05/1899
|
GBD189811738
|
Improvements
in Igniters for Gas and Oil Motor Engines.
|
|
25/08/1897
|
GBD189618829
|
Improvements
in the Igniting Arrangements of Gas and Oil Motor Engines.
|
|
25/08/1897
|
GBD189618829
|
Improvements
in the Igniting Arrangements of Gas and Oil Motor Engines.
|
|
25/09/1897
|
GBD189621772
|
Improvements
in Power-propelled Road Vehicles.
|
|
25/09/1897
|
GBD189621772
|
Improvements
in Power-propelled Road Vehicles.
|
|
26/03/1898
|
GBD189710043
|
Improvements
in Power Propelled Road Vehicles.
|
|
26/03/1898
|
GBD189710043
|
Improvements
in Power Propelled Road Vehicles.
|
|
26/09/1896
|
GBD189518908
|
Improvements
in Gas and Oil Motor Engines.
|
|
26/09/1896
|
GBD189518908
|
Improvements
in Gas and Oil Motor Engines.
|
|
28/05/1898
|
GBD189713433
|
Improvements
in Gear Cutting Machines.
|
|
28/05/1898
|
GBD189713433
|
Improvements
in Gear Cutting Machines.
|
|
28/08/1897
|
GBD189622941
|
Improvements
in and relating to Keys for Shafting.
|
|
28/08/1897
|
GBD189622941
|
Improvements
in and relating to Keys for Shafting.
|
|
29/05/1897
|
GBD189614917
|
Improvements
in Friction Clutches.
|
|
29/05/1897
|
GBD189614917
|
Improvements
in Friction Clutches.
|
|
30/06/1891
|
CHD3132
|
Moteur
à gaz perfectionné
|
|
30/06/1891
|
CHD3132
|
Moteur
à gaz perfectionné
|
|
11/06/1903
|
GBD190214792
|
Improvements
in Mechanism for the Propulsion of Boats
|
|
15/10/1903
|
GBD190227286
|
Improvements
in Mudguards and Dashboards for Power-propelled Road Vehicles
|
|
15/10/1903
|
GBD190226407
|
Improvements
in the Brake Mechanism of Power-propelled Road Vehicles.
|
|
29/10/1903
|
GBD190300477
|
Improvements
in the Vapourising Arrangements of Oil Motor Engines
|
|
29/10/1903
|
GBD190223774
|
Improvements
in Turbine Motors.
|
|
14/01/1904
|
GBD190302422
|
Improvements
in the Steering and Controlling Mechanism of Power Propelled Vehicles.
|
|
26/03/1904
|
GBD190307064
|
Improvements
in Electrical Connections
|
|
04/08/1904
|
GBD190318959
|
Improvements
relating to the Road Wheels of Power Propelled Vehicles.
|
|
13/10/1904
|
GBD190322936
|
Improvements
in Condensers and Coolers for Power-propelled Vehicles.
|
|
08/06/1905
|
GBD190416864
|
Improvements
in Power Propelled Road Vehicles.
|
|
08/06/1905
|
GBD190416959
|
Improvements
in the Clutch Brake and Change Gear Mechanism of Power Propelled Vehicles and
Vessels
|
|
08/06/1905
|
GBD190417047
|
Improvements
in the Governing Arrangement of Internal Combustion Engines
|
|
27/07/1905
|
GBD190416865
|
Improvements
in Motor Cars
|
|
19/10/1905
|
GBD190424725
|
Improvements
connected with Motors and Driving Gear suitable for Motor Road Vehicles and
the like
|
|
01/03/1906
|
GBD190507949
|
Improvements
in Mechanically Propelled Road Vehicles
|
|
26/07/1906
|
GBD190517935
|
Improvements
in Aerodromes
|
|
13/02/1908
|
GBD190705835
|
Improvements
in the Change Speed Mechanism for Power Propelled Vehicles
|
|
13/02/1908
|
GBD190709452
|
Improvements
in the Valve Gear of Internal Combustion Engines
|
|
12/03/1908
|
GBD190709413
|
Improvements
in Aerodromes
|
|
07/05/1908
|
GBD190716427
|
Improvements
relating to the Grinding and Polishing of Rollers and Bushes for Roller
Bearings and like purposes.
|
|
06/01/1910
|
GBD190908849
|
Improvements
relating to the Steering of Flying Machines or Aerodromes.
|
|
27/01/1910
|
GBD190902145
|
Improvements
in the Valve Gear of Internal Combustion Engines.
|
|
19/04/1910
|
GBD190909259
|
Improvements
in Motor Road vehicles.
|
|
28/04/1910
|
GBD190910422
|
Improvements
in Flying Machines.
|
|
09/05/1910
|
GBD190902958
|
Improvements
in the Manufacture of Piston Packings.
|
|
10/08/1910
|
GBD190918384
|
Improvements
in Alighting Mechanism for Flying Machines.
|
|
06/10/1910
|
GBD190923106
|
Improvements
in Internal Combustion Engines.
|
|
01/06/1911
|
GBD191013310
|
Improvements
in and relating to Resilient or Spring Arrangements.
|
|
19/06/1911
|
GBD191014700
|
Improvements
in Valve Gear for Internal Combustion Engines.
|
|
20/07/1911
|
GBD191018630
|
Improvements
in Detachable Wheels for Road Vehicles.
|
|
03/08/1911
|
GBD191018631
|
Improvements
relating to the Propulsion of Vehicles by Combination of Prime Mover and
Electrical Storage.
|
|
07/09/1911
|
GBD191021139
|
Improvements
relating to High Speed Reciprocating Engines.
|
|
08/02/1912
|
GBD191103682
|
Improvements
relating to High Speed Reciprocating Engines.
|
|
24/04/1912
|
GBD191109873
|
Improvements
in Two Stroke Cycle Internal Combustion Engines more particularly for
Aeronautical Machines.
|
|
08/07/1912
|
GBD191115811
|
An
Improved Method and Apparatus for Cutting Worm Gear.
|
|
26/09/1912
|
GBD191121360
|
Improvements
in Alighting Mechanism for Aeronautical Machines.
|
|
26/09/1912
|
GBD191121322
|
Improvements
relating to the Power and Electrical Installation of Power Propelled Vehicles.
|
|
17/10/1912
|
GBD191123271
|
Improvements
relating to the Stabilisation of Flying Machines.
|
|
23/12/1912
|
GBD191126038
|
Improvements
connected with the Balancing of Reciprocating Engines.
|
|
30/12/1912
|
GBD191126777
|
Improvements
pertaining to the Balancing of Reciprocating Engines.
|
|
08/05/1913
|
GBD191211016
|
Improvements
in the Mechanism of Pianofortes and Mechanical Players.
|
|
26/05/1913
|
GBD191212418
|
Improvements
in Starting Mechanism for Internal Combustion Engines Employed for the
Propulsion of Automobile Road Vehicles.
|
|
27/10/1913
|
GBD191221993
|
Improvements
in the Actions of Pianofortes and like Instruments.
|
|
27/11/1913
|
GBD191227398
|
Improvements
relating to the Balancing of Reciprocating Engines.
|
|
10/12/1913
|
GBD191228517
|
Improvements
in Detachable Road Wheels for Automobile Vehicles.
|
|
29/12/1913
|
GBD191227375
|
Improvements
connected with the Starting of Internal Combustion Engines.
|
|
02/04/1914
|
GBD191309427
|
Improvements
in Change Speed Gear for Motor Vehicles.
|
|
11/06/1914
|
GBD191313635
|
Improvements
in Mechanical Pianoforte Players.
|
|
06/10/1914
|
GBD191322508
|
Improvements
in and relating to Means for Storing and Supplying Liquid Fuel to Internal
Combustion Engines.
|
|
14/01/1915
|
GBD191329407
|
Improvements
in and relating to the Cylinders of Internal Combustion Engines.
|
|
13/10/1915
|
GBD191420905
|
Improvements
in Explosive Projectiles and in Fuse Mechanism therefor.
|
|
11/05/1916
|
GBD191507366
|
Improvements
in and relating to Electrical Transmission for Automobile Vehicles.
|
|
30/08/1917
|
GB19160016019
|
Improvements
relating to Motor Vehicles.
|
|
20/09/1917
|
GB19160016020
|
Improvements
relating to Motor Vehicles.
|
|
09/10/1917
|
GB19160014301
|
Improvements
in Fuel Feed Valves and Valve Operating Mechanism for Internal Combustion
Engines.
|
|
22/11/1917
|
GB19160016715
|
Improvements
relating to Railway Coach and Train Propulsion.
|
|
26/09/1918
|
GB19170016527
|
Improvements
in Clutch and Change Gear Mechanism more especially applicable to Motor
Vehicles.
|
|
03/10/1918
|
GB19170017063
|
An
Improved Construction of Tent for Field Hospitals, Depots, and like purposes.
|
|
12/12/1918
|
GB19180005302
|
Improvements
in the Lubrication of High Speed Reciprocating Engines.
|
|
19/12/1918
|
GB19170017027
|
Improvements
in the Springing of Road or Rail Vehicles.
|
|
09/01/1919
|
GB19170016462
|
An
Improved System of Springing for Automobile Vehicles.
|
|
21/05/1919
|
GB19180005041
|
Improvements
in and relating to Hot Air Engines.
|
|
23/05/1919
|
GB19180006857
|
Improvements
in Heat Engines for the Production of Motive Power.
|
|
12/06/1919
|
GB19170007525
|
Improvements
in Floating Mines and Submarine Vessels.
|
|
12/06/1919
|
GB19170007370
|
Improvements
in Internal Combustion Engines.
|
|
12/06/1919
|
GB19170006153
|
Improvements
in Mechanism for the Receiving and Launching of Aeroplanes at Sea.
|
|
18/06/1919
|
GB19180006616
|
Improvements
in Internal Combustion Engines.
|
|
19/06/1919
|
GB19170007998
|
Improvements
in Floating Mines and Submarine Defences.
|
|
10/07/1919
|
GB19170013895
|
Improved
Fuse Mechanism for Explosive Asphyxiating or Incendiary Projectiles for the
use of Artillery.
|
|
17/07/1919
|
GB19170016342
|
An
Improved Device for Controlling the Firing of Machine Guns.
|
|
24/07/1919
|
GB19170018292
|
An
Improved Lateral Plumb Indicator for Aircraft.
|
|
31/07/1919
|
GB19180000705
|
Improvements
in Aeroplanes and Apparatus for Launching and Receiving same.
|
|
31/07/1919
|
GB19170019016
|
Improvements
in the Attachment of Aeronautical Propellers and in Bosses therefor.
|
|
03/10/1919
|
GB19180016082
|
Improvements
in the Brakes and Brake Mechanism of Power Propelled Vehicles.
|
|
03/12/1919
|
GB19190009605
|
Improvements
in Pneumatic Tyres and Wheels for Road Vehicles.
|
|
18/12/1919
|
GB19190000972
|
Improvements
in Means and Mechanism for the Elimination of Torsional Vibrations in High
Speed Engines, Shafting, Crankshafts and the like.
|
|
08/01/1920
|
GB19190001174
|
Improvements
relating to the spring suspension of vehicles
|
|
01/04/1920
|
FRD501089
|
Perfectionnements
aux bandages pneumatiques
|
|
06/04/1920
|
GB19180020016
|
Improvements
in pneumatic tyres and wheels for road vehicles
|
|
02/07/1920
|
GB19190009469
|
Improvements
in the construction and roofings of buildings for exhibitions and like
purposes
|
|
13/07/1920
|
US19200356360
|
Eliminating
torsional vibrations in high-speed engines, &c.
|
|
18/08/1920
|
GB19190006741
|
Improvements
in the actions of pianofortes
|
|
19/11/1920
|
FRD509763
|
Perfectionnements
aux roues et bandages de véhicules routiers
|
|
17/01/1921
|
GB19190025309
|
An
improved apparatus for heating or cooling and ventilating buildings and ships
|
|
27/01/1921
|
GB19190024840
|
Improvements
in resilient wheels for road vehicles
|
|
29/03/1921
|
US19190303164
|
Pneumatic
tire
|
|
14/07/1921
|
GB19200013974
|
Improvements
in the transmission and brake mechanism of power propelled vehicles
|
|
03/01/1922
|
US19200366291
|
Construction
and roofing of buildings for exhibitions and like purposes
|
|
06/02/1922
|
GB19200031243
|
Improvements
relating to the magneto ignition of internal combustion engines
|
|
08/03/1922
|
GB19200034744
|
Improvements
in the transmission and brake mechanism of power propelled road vehicles
|
|
19/04/1922
|
FRD535657
|
Improvements
in and connected with the under carriages of power propelled vehicles
|
|
19/04/1922
|
FRD535656
|
Perfectionnements
aux mécanismes de transmission et de freinage de véhicules automobiles
|
|
26/10/1922
|
GB19210021119
|
Improvements
in the propulsion mechanism of vessels and of automobile vehicles of
amphibious type
|
|
16/11/1922
|
GB19210031212
|
Hand
wheels for the steering of automobile vehicles and like purposes
|
|
31/03/1923
|
FRD551283
|
Improvements
in the suspension or springing of power propelled vehicles
|
|
10/04/1923
|
GB19210030027
|
Improvements
in the road wheels of automobile vehicles
|
|
25/04/1923
|
GB19210031610
|
Improvements
in transmission control mechanism or transmission and brake control mechanism
of power propelled vehicles
|
|
05/06/1923
|
GB19210032618
|
Improvements
in the brake mechanism of power propelled vehicles
|
|
07/06/1923
|
GB19220011612
|
Improvements
in road wheels for automobile vehicles
|
|
12/06/1923
|
US19190303163
|
Wheel
and tire for road vehicles
|
|
08/09/1923
|
FRD559080
|
Perfectionnements
aux mécanismes de commande et de contrôle des freins des véhicules Ã
moteur
|
|
25/12/1923
|
US19220603710
|
Control
mechanism of power-propelled vehicles
|
|
21/01/1924
|
GB19220028461
|
Improvements
in the transmission and change gear mechanism of motor vehicles
|
|
28/05/1924
|
FRD572004
|
Perfectionnements
au mécanisme de transmission et de changement de vitesse pour automobiles
|
|
05/06/1924
|
GB19230006891
|
Improvements
in the pistons of internal combustion engines
|
|
05/06/1924
|
GB19230006890
|
Improvements
in the two-to-one driving mechanism of cam shafts or eccentric shafts in
internal combustion engines operating on the four stroke cycle
|
|
12/08/1924
|
US19180259452
|
Vehicle
spring
|
|
19/11/1924
|
GB19230018661
|
Improvements
in the brakes and brake mechanism of power propelled vehicles
|
|
20/01/1925
|
FRD583734
|
Perfectionnements
aux freins et au mécanisme de freinage des véhicules à moteur
|
|
05/03/1925
|
GB19240003019
|
Improvements
relating to high speed reciprocating engines
|
|
01/04/1925
|
FRD586665
|
Improvements
in the springing of motor road vehicles
|
|
30/04/1925
|
GB19240001150
|
Improvements
in the lubrication system of reciprocating engines
|
|
30/04/1925
|
GB19240009984
|
Improvements
relating to motor vehicle chassis
|
|
24/08/1925
|
GB19240009985
|
Improvements
relating to the coating internally of hollow articles with metal
|
|
02/10/1925
|
GB19240015894
|
Improvements
in the valves and valve gear of internal combustion engines
|
|
02/11/1925
|
GB19240010853
|
Improvements
in automobile vehicles
|
|
30/11/1925
|
GB19240020512
|
Improvements
in the steering mechanism of automobile vehicles
|
|
10/12/1925
|
GB19250016717
|
Improvements
in the steering mechanism of automobile vehicles
|
|
24/12/1925
|
GB19250009842
|
Improvements
in the balancing of reciprocating engines
|
|
07/06/1926
|
GB19250006004
|
Improvements
in the operating mechanism of change gear for automobile vehicles
|
|
15/06/1926
|
FRD606512
|
Perfectionnements
au mécanisme de direction des véhicules automobiles
|
|
16/06/1926
|
FRD606704
|
Perfectionnements
au mécanisme de direction de véhicules automobiles
|
|
06/07/1926
|
US19230668221
|
Transmission
and change-gear mechanism of motor vehicles
|
|
25/11/1926
|
GB19250028220
|
Improvements
in pedal mechanism for controlling power-propelled vehicles
|
|
01/12/1926
|
GB19250021808
|
Improvements
relating to high speed multicylinder motive power engines
|
|
02/12/1926
|
GB19250023268
|
Improvements
in the steering mechanism of automobile road vehicles
|
|
09/12/1926
|
GB19250028605
|
Improvements
in the construction of automobile vehicles
|
|
04/01/1927
|
GB19250022089
|
Improvements
in front wheel brake mechanism for automobile road vehicles
|
|
07/03/1927
|
GB19250027788
|
Improvements
in the construction and windings of armatures for electric generators or
motors
|
|
14/03/1927
|
GB19250028455
|
Improvements
in the cylinder cooling of internal combustion engines
|
|
15/03/1927
|
US19260134557
|
Steering
mechanism of road vehicles
|
|
04/04/1927
|
GB19260000143
|
Improvements
in armatures of electro-motors and generators
|
|
12/05/1927
|
GB19260004042
|
Improvements
in the petrol feed of carburettors for internal combustion engines
|
|
19/07/1927
|
US19250026255
|
Automobile
vehicle
|
|
28/12/1927
|
GB19260023968
|
Improvements
relating to dynamo electric machines
|
|
29/12/1927
|
GB19260028255
|
Improvements
in windows and window lifting mechanism more especially for motor vehicles
|
|
05/07/1928
|
GB19270010905
|
Improvements
in or relating to the bonnets of automobile vehicles
|
|
18/10/1928
|
GB19270016208
|
Improvements
in the valves and valve mechanism of internal combustion engines
|
|
01/11/1928
|
GB19270021653
|
Improvements
in spindles and spindle mountings for the abrasive wheels of precision
grinders
|
|
09/11/1928
|
GB19270018262
|
Improvements
in changegear mechanism more especially applicable to automobile vehicles
|
|
05/01/1929
|
DE1926L067409D
|
Hydraulisches
Gesperre fuer Lenkgestaenge, insbesondere von Kraftfahrzeugen
|
|
22/01/1929
|
US19240726392
|
Brake
mechanism
|
|
24/01/1929
|
GB19270029681
|
Improvements
in the steering mechanism of power propelled road vehicles
|
|
08/02/1929
|
GB19270029846
|
An
improved mechanism for the rectification of gear wheels
|
|
15/04/1929
|
GB19280001286
|
An
improved damper for eliminating torsional vibration in the shafts of high
speed engines and machinery
|
|
21/05/1929
|
GB19280001764
|
Improvements
in the ignition mechanism of internal combustion engines
|
|
04/06/1929
|
GB19280006544
|
Improvements
in buffers for locomotives, coaches and other vehicles
|
|
13/08/1929
|
US19260155501
|
Armature
of electro motors and generators
|
|
14/08/1929
|
GB19280011034
|
An
improved telephonic loud speaker
|
|
15/08/1929
|
GB19280016947
|
Improvements
relating to the field magnets of microphones, loud speakers and the like
|
|
02/09/1929
|
GB19280015995
|
Improvements
in moving coil microphones
|
|
01/10/1929
|
US19250009013
|
Coating
internally of hollow articles with metal
|
|
18/10/1929
|
GB19280020803
|
Improvements
in moving coil loud speakers
|
|
07/11/1929
|
GB19280032709
|
An
improved dynamometer for testing motive power engines
|
|
25/11/1929
|
GB19280015350
|
Improvements
in gramophones and like sound reproducing apparatus
|
|
28/03/1930
|
GB19280027800
|
Improvements
in sound reproduction apparatus
|
|
15/04/1930
|
US19290366003
|
Telephonic
loud-speaker
|
|
17/04/1930
|
GB19290003246
|
Improvements
in loud speakers and sound emission apparatus
|
|
07/11/1930
|
GB19290024099
|
Improvements
in mechanism for the reproduction of sound
|
|
27/11/1930
|
GB19290029104
|
An
improved appliance for the convenient storage and handling of pins,
gramophone and other needles and the like
|
|
05/12/1930
|
GB19290026927
|
An
improved warning device for motor vehicles
|
|
15/12/1930
|
GB19290027942
|
Improvements
in apparatus for the reproduction of music, speech, and the like
|
|
22/01/1931
|
GB19290032632
|
Improvements
in wireless reception apparatus
|
|
09/06/1931
|
US19300480484
|
Apparatus
for the reproduction of music, speech and the like
|
|
04/09/1931
|
GB19300017089
|
Improvements
in the construction of field magnets for moving coil loud speakers
|
|
10/09/1931
|
GB19300020399
|
Improvements
in mechanism for the reproduction of recorded music, speech, and the like
|
|
18/11/1931
|
GB19300024627
|
Improvements
in mechanism for the reproduction of sound
|
|
11/01/1932
|
GB19300030400
|
Improvements
in diaphragm mountings for acoustical apparatus
|
|
02/03/1932
|
GB19300036249
|
Improvements
in loud speakers of the moving coil type
|
|
05/03/1932
|
DE1929L075913D
|
Loud
speaker and like horn
|
|
10/11/1932
|
GB19310016213
|
Improvements
in and relating to multiple ratio transformers
|
|
17/11/1932
|
GB19310028370
|
Improvements
in telephonic receivers or speakers of the moving coil type
|
|
13/04/1933
|
GB19320000460
|
Improvements
in telephonic receivers and loud speakers
|
|
10/05/1934
|
GB19320035085
|
Improvements
connected with the clutch and change gear mechanism of power propelled
vehicles
|
|
24/05/1934
|
GB19330007453
|
Improvements
in and relating to electromagnetic clutches
|
|
21/07/1939
|
GB19380002305
|
Improvements
in the suspension of motor road vehicles
|
|
18/08/1954
|
GB19510024720
|
Improvements
in axial flow fans
|