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Patents > CPCs : CPC B64C23/005 or CPC B64C2700/6245 or CPC B64C2700/6274

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Tech fields:
None (210) · airplane (126) · propulsion (71) · helicopter (50) · navigation (50) · hybrid (49) · frame (48) · propeller (45) · design (38) · stability (38) · propellers (30) · wings (29) · lift (29) · ascension (27) · LTA (20) · construction (20) · Takeoff (20) · aerodynamics (19) · sustentation (18)
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Supplementary to patent:
None (382) · Patent FR-1909-410140 (5) · Patent FR-1908-407090 (2) · Patent FR-1908-392672 (2) · Patent AT-1909-40038 (2) · Patent FR-1909-404954 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent FR-1915-525800 (2) · Patent DE-1909-220044 (2) · Patent FR-1908-394254 (2) · Patent AU-1916-630 (2)
Related to aircraft:
Patent agent:
None (215) · None (13) · Victor J. Evans (7) · E. Bletry (5) · Armengaud jeune (5) · J. Bonnet-Thirion (5) · Schwab (5) · G. de Mestral et F. Harle (5) · Munn & Co. (5) · J. Germain (4) · Paul Caquet (4) · Marks & Clerk (4) · Boult, Wade & Tennant (3) · Boramé et Julien (3) · Matray frères et Cie (3) · C. Blétry (3) · W. P. Thompson & Co. (3) · Ad. Sturm (3) · Rigot et Prévost (3) · Charles Dony (3)
National tech categories:
None (183) · FR 6.4 (131) · USPC 244/6 (48) · USPC 244/66 (20) · USPC 244/12.1 (16) · USPC 244/80 (7) · USPC 244/60 (6) · USPC 244/35R (5) · USPC 244/139 (5) · DE 77 (5) · FR 6.3 (4) · DE 77h.5 (4) · USPC 244/100R (4) · USPC 244/48 (4) · USPC 244/51 (3) · USPC 244/53R (3) · USPC 244/65 (3) · USPC 244/104R (3)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
None (457)
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