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Patents > Granted: Yes & CPCs : CPC B64C11/48 or CPC B64C3/385

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Tech fields:
None (218) · airplane (82) · stability (36) · frame (35) · propeller (27) · Control (25) · wings (24) · design (21) · navigation (21) · propellers (15) · airfoil (14) · lift (14) · propulsion (13) · aerodynamics (13) · wheels (12) · rudder (11) · incidence (10) · construction (10) · Automatic stability (9) · Sustentation (9)
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Supplementary to patent:
None (356) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1908-392672 (3) · Patent US-1912-1062545 (3) · Patent FR-1912-449167 (3) · Patent BE-1912-04-05 (2) · Patent FR-1912-457441 (2) · Patent US-1912-1077892 (2) · Patent CA-1910-131159 (2) · Patent FR-1908-398707 (2) · Patent DE-1909-244106 (2)
Related to aircraft:
Patent agent:
None (203) · Armengaud jeune (10) · None (9) · Munn & Co. (9) · Schwab (5) · J. Bonnet-Thirion (4) · Marks & Clerk (4) · J. S. Withers & Spooner (4) · Victor J. Evans (4) · E. Blétry (4) · Émile Bert (3) · C. A. Snow & Co. (3) · Georges Faugé (3) · L. Chassevent (3) · Hippolyte Josse (3)
National tech categories:
None (216) · FR 6.4 (81) · USPC 244/48 (26) · DE 77h.5 (10) · USPC 244/99.11 (9) · USPC 416/128 (7) · USPC 244/38 (7) · USPC 416/200R (6) · USPC 416/129 (6) · USPC 244/90R (6) · USPC 244/119 (5) · USPC 244/65 (5) · USPC 244/88 (3) · USPC 244/234 (3) · USPC 244/47 (3)
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