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Patents > CPCs : CPC B64C23/005 or CPC B64C27/82 or CPC B64C39/005

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Inventor location:
None (497) · Seine (8) · Nord (4) · California (4) · Seine-et-Oise (3) · Aisne (3) · Indiana (3) · New York (3) · Paris (3) · Pennsylvania (3) · Chicago (3) · Meurthe-et-Moselle (3) · Gironde (2) · Villers-Cotterêts (2) · Maine-et-Loire (2) · Birmingham (2) · the Bronx (2) · Minnesota (2) · New York county (2) · London (2)
Applicant is inventor:
Tech fields:
None (218) · airplane (139) · propulsion (128) · helicopter (83) · frame (80) · navigation (78) · propeller (73) · hybrid (72) · stability (52) · design (45) · LTA (37) · propellers (37) · ascension (32) · wings (29) · lift (28) · takeoff (26) · landing (23) · rudder (23) · HTA (22) · whole (22)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (500) · Patent FR-1909-410140 (5) · Patent GB-1911-12188 (2) · Patent AT-1909-40038 (2) · Patent FR-1909-404954 (2) · Patent FR-1908-407090 (2) · Patent FR-1915-525800 (2) · Patent FR-1902-326476 (2) · Patent DE-1909-220044 (2) · Patent DE-1910-06-18 Carl Hanschke (2) · Patent CA-1909-126457 (2) · Patent US-1916-1208684 (2) · Patent AU-1916-630 (2)
Related to aircraft:
Patent agent:
None (174) · None (28) · Munn & Co. (20) · Victor J. Evans (17) · Armengaud jeune (9) · Marks & Clerk (7) · G. de Mestral et F. Harlé (7) · J. Bonnet-Thirion (6) · W. P. Thompson & Co. (6) · E. Bletry (6) · J. Germain (5) · Schwab (5) · C. Blétry (5) · C. A. Snow & Co. (5) · Chassevent (4) · Boult, Wade & Tennant (4) · Borame et Julien (4) · Paul Caquet (4)
National tech categories:
None (186) · FR 6.4 (154) · USPC 244/6 (47) · USPC 244/66 (25) · USPC 244/20 (20) · USPC 244/70 (17) · USPC 244/12.1 (15) · USPC 244/9 (13) · FR 6.3 (10) · USPC 244/17.19 (9) · USPC 244/17.21 (9) · USPC 244/139 (7) · DE 77 (7) · USPC 244/80 (7) · USPC 244/60 (6) · USPC 244/35R (6) · USPC 244/65 (6) · USPC 244/48 (6) · USPC 244/119 (6)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
None (585)
Citations from after 1930:
Number of diagram pages:

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