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Patents > Filing date: 1910 - 1919 & CPCs : CPC B64C13/00 or CPC F03D3/0472

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Tech fields:
None (205) · Airplane (87) · control (77) · stability (50) · navigation (31) · frame (31) · steering (30) · rudder (30) · wings (21) · design (16) · automatic stability (13) · construction (12) · Propellers (10) · lift (10) · HTA (8) · aerodynamics (8) · aileron (8) · wheels (8) · subsystem (7)
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Supplementary to patent:
None (340) · Patent US-1910-1055379 (3) · Patent US-1909-970771 (3) · Patent DE-1918-388537 (2) · Patent US-1913-1118124 (2) · Patent US-1909-1008096 (2) · Patent GB-1913-3848 (2) · Patent GB-1911-04-28 Belton Tattnall Hamilton (2) · Patent FR-1908-392672 (2) · Patent FR-1912-451312 (2)
Related to aircraft:
Patent agent:
None (206) · Armengaud jeune (11) · Munn & Co. (10) · Marks & Clerk (10) · Brewer & Son (9) · Weismann et Marx (5) · Haseltine, Lake & Co. (5) · Abel & Imray (4) · John P. Tarbox (4) · Boult, Wade & Tennant (4) · H. Bœttcher fils (3) · C. C. Hines (3) · Noyes & Harriman (3) · Brierley & Appleyard (3) · Brandon frères (3) · Paul Blum (3) · Victor J. Evans (3)
National tech categories:
None (155) · FR 6.4 (55) · USPC 244/233 (32) · USPC 244/90R (29) · DE 77h.5 (19) · USPC 244/78.1 (15) · USPC 244/82 (9) · USPC 244/225 (8) · USPC 244/87 (8) · USPC 244/237 (8) · USPC 244/231 (8) · USPC 244/234 (7) · USPC 244/100R (6) · USPC 244/88 (6) · USPC 244/89 (5) · USPC 244/232 (5) · USPC 244/119 (4) · USPC 244/80 (4)
CPCs: (Click arrow to add another value)
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Citations from after 1930:
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