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Patents > Office: GB & CPCs : CPC B63H1/12 or None

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Office: (Click arrow to add another value)
Inventor country:
None (1062) · GB (233) · DE (83) · FR (71) · US (59) · IT (9) · AT (9) · HU (8) · CH (8) · AU (6) · BE (6) · RU (4) · CA (3) · BR (3) · NZ (3) · ES (3) · SE (3)
Inventor location:
None (1531) · London (5) · Budapest (4) · Berlin (3) · Marseille (3) · England (2) · Yorkshire (2) · County of London (2) · Hampshire (2)
Applicant is inventor:
Granted:
Supplementary to patent:
None (1392) ·   (8) · Patent FR-1907-377174 (2) · Patent GB-1906-27312 (2) · Patent CH-1911-55140 (2) · Patent GB-1885-339 (2) · Patent GB-1886-8051 (2) · Patent FR-1907-382895 (2)
Related to aircraft:
Patent agent:
None (1205) · Haseltine, Lake & Co. (25) · Marks & Clerk (21) · Boult, Wade & Tennant (20) · Abel & Imray (13) · Herbert Haddan & Co. (12) · None (12) · W. P. Thompson & Co. (9) · G. F. Redfern & Co. (8) · Wheatley & Mackenzie (7) · Brierley & Howard (7) · Hy. Fairbrother (6) · Boult, Wade & Kilburn (6) · J. Owden O'Brien (6) · Phillips & Leigh (5) · Jensen & Son (5) · Alfred Julius Boult (5) · Harris & Mills (5)
National tech categories:
None (1413) · GB 4 propel & steer (65) · GB 4 with buoyant (44) · GB 4 without buoyant (34) · GB 4 aërostats (21) · GB 4 (21) · GB 4 aëroplanes (17) · GB 4 framework (13) · GB 4 motors (9) · GB 4 parachutes (7) · GB 122 aero steam engines (6) · GB 4 cars and cabins (5) · GB 4 military (5) · GB 4 aërial railways (4) · GB 123 aero steam generators (4) · GB 4 starting (3) · GB 122 (3) · GB aërial machines with aërostats or buoyant bodies (3)
CPCs: (Click arrow to add another value)
First filing:
Citations from after 1930:
Number of diagram pages:

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