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Patents > National tech categories : USPC 74/471XY or None & Cites these patents: None

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Inventor country:
None (2077) · US (1657) · GB (1211) · FR (1105) · DE (517) · IT (93) · AT (78) · CA (66) · CH (54) · BE (48) · RU (43) · AU (37) · ES (31) · NZ (30) · HU (28) · NO (21) · SE (20) · NL (16) · IE (13) · RO (13)
Applicant firm:
None (6687) · Curtiss Aeroplane (52) · Blackburn Aeroplane and Motor Co. (18) · Vickers (14) · British and Colonial Aeroplane Co. (14) · Vickers Limited (12) · Motorluftschiff Studiengesellschaft m.b.H (11) · Sperry Gyroscope Company (10) · Westinghouse Electric & Manufacturing Company (9) · Société des Avions Louis Bréguet (8) · Établissements de Dion-Bouton (8) · Société Anonyme des Établissements Nieuport (8) · Sopwith Aviation Company Limited (7) · Société anonyme Astra AB (7) · Curtiss Aeroplane and Motor Corporation (7) · Varioplane Company (6) · Dornier Metallbauten (6)
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None (6975) · Curtiss Aeroplane (10) · Curtiss Aeroplane and Motor Corporation (10) · Sperry Gyroscope Company (9) · Westinghouse Electric & Manufacturing Company (7) · Kawneer Manufacturing Company (4) · Société Anonyme des Établissements Nieuport (4) · Moteurs Salmson (4) · Curtiss Aeroplane & Motor Corporation (4) · Grand Rapids Trust Company (3) · Air Turbine Company of America (3) · Varioplane Company (3) · Goodyear Tire and Rubber Company (3) · Haskelite Manufacturing Corporation (2) · Vertical Propeller Co. (2) · Curtiss Motor Company (2) · Magneso Calcite Fire-Proof Company (2) · General Electric Company (2) · Rupert G. Bryant (2) · John W. Rapp (2)
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