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Patents > CPCs : CPC B64C13/00 or CPC B64C23/005 or CPC F01P3/18

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Tech fields:
None (384) · airplane (251) · control (127) · stability (109) · navigation (103) · frame (94) · propulsion (72) · rudder (71) · design (69) · Steering (55) · hybrid (54) · helicopter (51) · propeller (50) · wings (49) · propellers (43) · aerodynamics (35) · Lift (35) · construction (34) · Ascension (30) · LTA (27)
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None (758) · Patent FR-1909-410140 (5) · Patent US-1910-1055379 (3) · Patent US-1909-970771 (3) · Patent DE-1918-388537 (2) · Patent GB-1911-04-28 Belton Tattnall Hamilton (2) · Patent GB-1913-3848 (2) · Patent FR-1908-392672 (2) · Patent FR-1908-394254 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent DE-1909-220044 (2) · Patent US-1909-1008096 (2) · Patent FR-1908-407090 (2) · Patent FR-1915-525800 (2) · Patent AU-1916-630 (2) · Patent AT-1909-40038 (2) · Patent FR-1909-404954 (2) · Patent US-1913-1118124 (2) · Patent FR-1912-451312 (2)
Related to aircraft:
Patent agent:
None (439) · Armengaud jeune (17) · Munn & Co. (17) · None (17) · Marks & Clerk (13) · Victor J. Evans (10) · Brewer & Son (9) · Weismann et Marx (8) · Boult, Wade & Tennant (8) · Haseltine, Lake & Co. (7) · G. de Mestral et F. Harlé (6) · J. Bonnet-Thirion (5) · J. Germain (5) · W. P. Thompson & Co. (5) · E. Blétry (5)
National tech categories:
None (341) · FR 6.4 (187) · USPC 244/6 (48) · USPC 244/233 (37) · USPC 244/90R (33) · DE 77h.5 (25) · USPC 244/66 (20) · USPC 244/78.1 (17) · USPC 244/12.1 (16) · USPC 244/87 (15) · USPC 244/82 (13) · USPC 244/80 (13) · USPC 244/234 (11) · USPC 244/231 (11) · USPC 244/100R (10) · USPC 244/35R (9) · USPC 244/225 (9) · USPC 244/88 (8) · USPC 244/237 (8)
CPCs: (Click arrow to add another value)
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Cites these patents:
None (881) · 0 (2) · 1 (2)
Citations from after 1930:

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