Drilldown: Patents

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Patents > National tech categories : USPC 244/87 or None & Number of claims: 2-3

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Inventor location:
None (703) · England (8) · Nord (7) · Budapest (6) · London (6) · Allegheny county, Pennsylvania (5) · PA (5) · Berlin (5) · County of London (5) · New Jersey (4) · Paris (4) · Douai (4) · Seine (4) · Surrey (4) · Pittsburgh (4) · Westminster (4)
Applicant firm:
None (726) · Vickers Limited (7) · Société Anonyme des Établissements Nieuport (6) · Blackburn Aeroplane and Motor Co. (5) · Aéroplanes Morane-Saulnier (3) · Société anonyme Astra (3) · Siemens-Schuckert-Werke G.m.b.H. (3) · North British Rubber Company (3) · Moteurs Salmson (3) · Ateliers d'aviation Louis Bréguet (3) · Daimler-Motoren-Gesellschaft (2) · Société Anonyme des Constructions Aériennes Rossel-Peugeot (2) · Martinsyde Ltd. (2) · Jacob Lohner & Co. (2) · E. Rumpler Luftfahrzeugbau G.m.b.H. (2) · Lang Propeller Limited (2) · Blackburn Aeroplane & Motor Co. (2) · Ballonhüllen Gesellschaft m.b.H. mit Beschränkter Haftung (2)
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IPCs:
None (314) · IPC B64C17/00 (40) · IPC B64C1/00 (38) · IPC B64C39/00 (34) · IPC B64C3/00 (24) · IPC B64B1/00 (22) · IPC B64C11/00 (21) · IPC B64C13/00 (19) · IPC B64C35/00 (18) · IPC B64C3/38 (17) · IPC B64C23/00 (16) · IPC B64B1/58 (14) · IPC B64C25/00 (12) · IPC B64C27/04 (12) · IPC B64C17/06 (11) · IPC B64C3/18 (10)
First filing:
Cites these patents:
None (800)
Citations from after 1930:
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