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Patents > CPCs : CPC B64B1/40 (ER) or CPC B64C23/005 or CPC B64C3/385

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None (405) · airplane (159) · frame (71) · propulsion (63) · stability (60) · navigation (58) · propeller (46) · hybrid (40) · helicopter (39) · design (37) · wings (31) · Control (30) · construction (25) · propellers (24) · rudder (24) · Lift (22) · wheels (21) · airfoil (20) · LTA (20) · whole (20)
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Supplementary to patent:
None (589) · Patent FR-1909-410140 (5) · Patent US-1912-1062545 (3) · Patent FR-1908-392672 (3) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1912-449167 (3)
Related to aircraft:
Patent agent:
None (300) · None (22) · Armengaud jeune (13) · Victor J. Evans (11) · Munn & Co. (11) · J. Bonnet-Thirion (9) · Marks & Clerk (8) · Schwab (8) · E. Blétry (8) · J. S. Withers & Spooner (7) · J. Germain (6) · G. de Mestral et F. Harlé (6) · Paul Caquet (5) · L. Chassevent (5)
National tech categories:
None (282) · FR 6.4 (197) · USPC 244/6 (49) · USPC 244/48 (30) · USPC 244/66 (20) · USPC 244/12.1 (16) · DE 77h.5 (14) · USPC 244/80 (9) · USPC 244/99.11 (9) · USPC 244/38 (8) · USPC 244/119 (7) · USPC 244/90R (7) · USPC 244/65 (6) · USPC 244/60 (6) · USPC 244/100R (6) · USPC 244/139 (5) · USPC 244/234 (5) · USPC 244/35R (5) · DE 77 (5)
CPCs: (Click arrow to add another value)
First filing:
Cites these patents:
None (715)
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