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Patents > Inventor location: None & CPCs : CPC B64C23/005 or CPC Y02T50/14

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Tech fields:
None (125) · airplane (92) · propulsion (58) · helicopter (43) · frame (42) · hybrid (42) · propeller (38) · navigation (37) · stability (29) · design (27) · propellers (21) · ascension (19) · lift (19) · Takeoff (18) · wings (17) · LTA (15) · construction (14) · control (13) · whole (13)
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Supplementary to patent:
None (266) · Patent FR-1909-410140 (5) · Patent DE-1909-220044 (2) · Patent FR-1908-407090 (2) · Patent AT-1909-40038 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent FR-1909-404954 (2) · Patent AU-1916-630 (2)
Related to aircraft:
Patent agent:
None (107) · Victor J. Evans (8) · None (7) · Munn & Co. (5) · G. de Mestral et F. Harlé (5) · J. Germain (4) · J. Bonnet-Thirion (4) · Schwab (4) · Paul Caquet (4) · E. Bletry (4) · Marks & Clerk (3) · Borame et Julien (3) · Matray freres et Cie (3) · Boult, Wade & Tennant (3) · Armengaud jeune (3) · W. P. Thompson & Co. (3) · C. Bauman (3) · Ad. Sturm (3) · C. Blétry (3)
National tech categories:
None (102) · FR 6.4 (101) · USPC 244/6 (39) · USPC 244/66 (18) · USPC 244/12.1 (12) · USPC 244/80 (6) · USPC 244/60 (5) · USPC 244/139 (5) · FR 6.3 (4) · DE 77 (4) · USPC 244/100R (4) · DE 77h.5 (3) · USPC 244/48 (3) · USPC 244/35R (3)
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