Drilldown: Patents

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Patents > Applicant firm: None & CPCs : CPC B64C3/385 or CPC B64D17/80

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Tech fields:
None (149) · airplane (83) · stability (38) · frame (34) · design (23) · control (21) · wings (19) · navigation (18) · wheels (13) · Rudder (12) · lift (11) · construction (11) · aerodynamics (10) · airfoil (10) · fuselage (9) · Sustentation (9) · automatic stability (9)
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None (232) · Patent BE-1912-02-07-Gramaticesco (3) · Patent FR-1908-392672 (3) · Patent US-1912-1062545 (3) · Patent BE-1912-04-05 (2) · Patent US-1912-1077892 (2) · Patent FR-1908-398707 (2) · Patent CA-1910-131159 (2) · Patent FR-1912-457441 (2) · Patent DE-1909-244106 (2) · Patent SE-1917-46288 (2)
Related to aircraft:
Patent agent:
None (123) · Armengaud jeune (10) · None (9) · J. S. Withers & Spooner (5) · Victor J. Evans (4) · E. Blétry (4) · Schwab (4) · Munn & Co. (4) · Marks & Clerk (4) · Georges Faugé (3) · J. Bonnet-Thirion (3)
National tech categories:
None (120) · FR 6.4 (75) · USPC 244/48 (25) · USPC 244/99.11 (9) · DE 77h.5 (9) · USPC 244/90R (6) · USPC 244/38 (6) · USPC 244/147 (6) · USPC 244/119 (4) · USPC 244/234 (3) · USPC 244/139 (3) · USPC 244/47 (3) · USPC 244/88 (3) · USPC 244/65 (3)
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