Drilldown: Patents

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Patents > Year granted: 1900 - 1999 & CPCs: CPC B64C3/385 & Family year: 1900 - 1999

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Tech fields:
None (163) · airplane (72) · Stability (35) · frame (28) · wings (24) · navigation (21) · design (18) · control (15) · aerodynamics (13) · Lift (12) · wheels (12) · rudder (12) · construction (9) · Sustentation (8) · automatic stability (8) · propeller (8) · incidence (8) · airfoil (7) · landing (7)
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Patent agent:
None (163) · Armengaud jeune (10) · None (6) · J. Bonnet-Thirion (4) · Schwab (4) · J. S. Withers & Spooner (3) · Georges Faugé (3) · L. Chassevent (3) · Marks & Clerk (3) · Munn & Co. (3) · E. Blétry (3)
National tech categories:
None (131) · FR 6.4 (64) · USPC 244/48 (25) · USPC 244/99.11 (9) · USPC 244/38 (7) · USPC 244/90R (6) · USPC 244/119 (5) · USPC 244/88 (3) · USPC 244/47 (3) · USPC 244/65 (3) · USPC 244/234 (3) · DE 77h.5 (3) · USPC 244/87 (2) · USPC 244/231 (2) · USPC 244/46 (2) · USPC 244/49 (2) · USPC 244/131 (2) · USPC 244/113 (2) · USPC 244/80 (2) · USPC 244/104CS (2)
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