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Patents > CPCs : CPC B60S1/0491 or CPC B64C23/005 or CPC B64C33/02

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None (311) · airplane (140) · propulsion (126) · flapping (105) · frame (95) · navigation (75) · hybrid (67) · propeller (66) · wings (62) · ornithopter (61) · helicopter (55) · design (53) · stability (49) · LTA (39) · propellers (38) · rudder (31) · takeoff (30) · ascension (30) · Lift (26)
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None (623) · Patent FR-1909-410140 (5) · Patent FR-1912-446040 (4) · Patent GB-1909-12556 (4) · Patent BE-1910-12-28-Muehter (3) · Patent IT-1907-87304 (2) · Patent DE-1909-244441 (2) · Patent DE-1910-09-03 Richard Blum (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent FR-1915-525800 (2) · Patent FR-1908-394254‎ (2) · Patent AU-1916-630 (2) · Patent FR-1909-404954 (2) · Patent FR-1908-407090 (2) · Patent AT-1909-40038 (2) · Patent FR-1908-407411 (2) · Patent FR-1909-420004 (2) · Patent DE-1909-220044 (2)
Related to aircraft:
Patent agent:
None (367) · None (24) · Munn & Co. (9) · Victor J. Evans (9) · Marks & Clerk (7) · Schwab (7) · Armengaud jeune (7) · Ad. Sturm (6) · J. Germain (6) · G. de Mestral et F. Harlé (6) · Rigot et Prévost (6) · C. Blétry (6) · C. A. Snow & Co. (6) · E. Blétry (5) · Chassevent (5) · J. Bonnet-Thirion (5) · A. de Carsalade (5)
National tech categories:
None (269) · FR 6.4 (201) · USPC 244/22 (70) · USPC 244/6 (48) · USPC 244/66 (20) · DE 77 (19) · USPC 244/72 (19) · USPC 244/12.1 (16) · DE 77h.10 (16) · FR 6.3 (12) · USPC 244/80 (7) · DE 77h (6) · USPC 244/35R (6) · USPC 244/60 (6) · USPC 244/139 (5) · USPC 244/48 (4) · USPC 244/100R (4)
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Cites these patents:
None (755)
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