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Patents > National tech categories : CH 129b or USPC 244/87 or None

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Inventor country:
None (2431) · US (1746) · GB (1277) · FR (1277) · DE (571) · IT (102) · AT (89) · CH (83) · CA (68) · BE (53) · RU (47) · AU (40) · HU (33) · ES (32) · NZ (31) · NO (23) · SE (21) · NL (18) · RO (16) · IE (15)
Applicant firm:
None (7508) · Curtiss Aeroplane (58) · Blackburn Aeroplane and Motor Co. (19) · Vickers (17) · British and Colonial Aeroplane Co. (15) · Vickers Limited (13) · Sperry Gyroscope Company (11) · Motorluftschiff Studiengesellschaft m.b.H (10) · Dornier Metallbauten (9) · Société des Avions Louis Bréguet (9) · Établissements de Dion-Bouton (8) · Société anonyme Astra AB (8) · Société Anonyme des Établissements Nieuport (7) · Sopwith Aviation Company Limited (7) · Curtiss Aeroplane and Motor Corporation (7) · Société anonyme des Constructions Aériennes Rossel-Peugeot (6) · Tarbox Safety Aircraft Company (6) · Westinghouse Electric & Manufacturing Company (6) · Varioplane Company (6)
Applicant is inventor:
Application number:
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Related to aircraft:
Assigned to:
None (7773) · 1 (28) · Sperry Gyroscope Company (10) · Curtiss Aeroplane and Motor Corporation (10) · Curtiss Aeroplane (10) · Westinghouse Electric & Manufacturing Company (5) · Curtiss Aeroplane & Motor Corporation (4) · Moteurs Salmson (4) · Varioplane Company (3) · Goodyear Tire and Rubber Company (3) · Société Anonyme des Établissements Nieuport (3) · Grand Rapids Trust Company (3)
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First filing:
Cites these patents:
None (7866) · USPC 244/87 (3) · CPC B64B1/00 (3) · Patent GB-1913-5223 (2) · Patent FR-1909-411204 (2) · Patent GB-1901-346 (2) · Patent GB-1912-15735 (2) · Patent GB-1912-5966 (2) · Patent GB-1909-8118 (2) · Patent GB-1909-3202 (2) · Patent GB-1914-23502 (2) · USPC 244/48 (2) · Patent GB-1908-17150 (2) · 1 (2)
Citations from after 1930:

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