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Patents > National tech categories : USPC 244/72 or None & Number of diagram pages: 2-7

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Inventor country:
US (494) · GB (365) · FR (148) · DE (72) · None (27) · IT (21) · AT (16) · AU (14) · CA (13) · CH (10) · NZ (9) · RU (8) · IE (8) · BE (8) · NL (5) · IN (5) · AH (4) · ZA (4)
Applicant firm:
None (1086) · Curtiss Aeroplane (29) · Blackburn Aeroplane and Motor Co. (12) · Sperry Gyroscope Company (7) · Curtiss Aeroplane and Motor Corporation (5) · Sopwith Aviation Company Limited (4) · Moteurs Salmson (4) · Vickers Limited (4) · Tarbox Safety Aircraft Company (4) · Blackburn Aeroplane & Motor Co. (3) · Planes Ltd. (3) · Varioplane Company (3) · Curtiss Aeroplane & Motor Corporation (3)
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Supplementary to patent:
Related to aircraft:
Assigned to:
None (1159) · Curtiss Aeroplane (9) · Curtiss Aeroplane and Motor Corporation (8) · Sperry Gyroscope Company (6) · Moteurs Salmson (4) · Curtiss Aeroplane & Motor Corporation (3) · Magneso Calcite Fire-Proof Company (2) · Grand Rapids Trust Company (2) · Aeroplane Destroyer Company (2) · Haskelite Manufacturing Corporation (2)
National tech categories: (Click arrow to add another value)
IPCs:
None (568) · IPC B64C39/00 (83) · IPC B64C17/00 (75) · IPC B64C1/00 (66) · IPC B64C3/38 (40) · IPC B64C35/00 (32) · IPC B64C13/00 (28) · IPC B64C3/00 (23) · IPC B64B1/00 (22) · IPC B64C11/00 (21) · IPC B64C23/00 (17) · IPC B64C27/04 (17) · IPC B64C33/02 (17) · IPC B64C25/00 (15) · IPC B64C3/56 (14) · IPC B64C17/06 (13) · IPC B64C33/00 (12) · IPC B64B1/58 (11) · IPC B64C3/54 (10) · IPC B64C3/18 (8)
First filing:
Cites these patents:
None (1210) · Patent GB-1914-23502 (2)
Citations from after 1930:
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