Drilldown: Patents

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Patents > Office : DE or Other & Applicant is inventor: No & National tech categories : USPC 244/30 or None & IPCs: None

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Office: (Click arrow to add another value)
Applicant firm:
None (705) · Curtiss Aeroplane (42) · Vickers (17) · Société des Avions Louis Bréguet (9) · Dornier Metallbauten (9) · Société anonyme Astra AB (8) · Établissements de Dion-Bouton (7) · Société anonyme des Constructions Aériennes Rossel-Peugeot (4) · General Electric Co. (3) · Tarbox Safety Aircraft Company (3) · Sopwith Aviation (3) · Société Nouvelle des Aéroplanes Paul Schmitt (2)
Applicant is inventor: (Click arrow to add another value)
Tech fields:
None (773) · LTA (18) · propeller (9) · balloon (8) · airplane (8) · propulsion (8) · subsystem (6) · navigation (6) · propellers (6) · frame (5) · gas (5) · stability (4) · motors (4) · internal combustion (4) · construction (4) · steering (3) · control (3) · marine (3) · car (3)
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Related to aircraft:
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IPCs: (Click arrow to add another value)
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Citations from after 1930:
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