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Patents > Tech fields : flapping or navigation or None

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Inventor country:
None (2457) · US (2038) · FR (1317) · GB (675) · DE (510) · IT (101) · CH (81) · AT (81) · CA (66) · BE (42) · AU (38) · HU (26) · SE (25) · RU (21) · NL (18) · ES (18) · NZ (17) · NO (16) · MX (13)
Applicant firm:
None (7326) · Curtiss Aeroplane (33) · Vickers (16) · Aktiebolaget Aviatorer (11) · Dornier Metallbauten (10) · Société anonyme Astra AB (9) · Société des Avions Louis Bréguet (9) · Sperry Gyroscope Company (8) · Établissements de Dion-Bouton (7) · Motorluftschiff Studiengesellschaft m.b.H (7) · Aéroplanes Morane-Saulnier (5) · Siemens-Schuckert Werke GmbH (4) · Société Anonyme des Établissements Nieuport (4) · E. Rumpler Luftfahrzeugbau G.m.b.H. (4) · Blackburn Aeroplane and Motor Co. (4) · Tarbox Safety Aircraft Company (4) · Société Nouvelle des Aéroplanes Paul Schmitt (3) · General Electric Company (3) · Sopwith Aviation (3)
Applicant is inventor:
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Related to aircraft:
Assigned to:
None (7489) · Sperry Gyroscope Company (6) · 1 (5) · Curtiss Aeroplane (5) · Tarbox Safety Aircraft Company (4) · Westinghouse Air Spring Company (2) · Sturtevant Aeroplane Co. (2) · General Electric Company (2) · Varioplane Company (2) · Société Antoinette (2) · Société Duquesne & Dockès (2) · International Aeronautical Construction Company (2) · Magneso Calcite Fire-Proof Company (2)
First filing:
Cites these patents:
None (7572) · 1 (7) · 0 (4)
Citations from after 1930:

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