Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Office : DE or Other & CPCs : CPC B64C2700/6235 or CPC B64C2700/6295

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Tech fields:
None (396) · airplane (134) · Frame (91) · design (74) · construction (65) · stability (55) · wings (34) · aerodynamics (30) · rudder (30) · fuselage (26) · Whole (25) · aeroplane (24) · wheels (22) · lift (21) · navigation (20) · propulsion (19) · control (18) · airfoil (18) · propeller (17) · biplane (16)
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Supplementary to patent:
None (596) · Patent US-1911-994106 (2) · Patent FR-1913-461629 (2) · Patent FR-1910-421136 (2) · Patent FR-1909-403418 (2) · Patent NZ-1909-26981 (2) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (2) · Patent DE-1912-265515 (2) · Patent FR-1912-441089 (2) · Patent AT-1913-79244 (2)
Related to aircraft:
Patent agent:
None (396) · Marks & Clerk (14) · None (14) · Lavoix et Moses (8) · Charles Dony (7) · Armengaud jeune (7) · Brewer & Son (6) · L. Chassevent (6) · Gaston Rose (6) · Weismann et Marx (6) · Dupont et Elluin (6) · J. Germain (5) · Haseltine, Lake & Co. (5) · G. Petiau (5) · J. Bonnet-Thirion (5) · Société A. Frey et de Carsalade (4) · Hyde & Heide (4) · Mewburn, Ellis & Pryor (4)
National tech categories:
None (353) · FR 6.4 (168) · USPC 244/45R (45) · USPC 244/13 (28) · DE 77h.5 (11) · USPC 244/87 (8) · USPC 244/91 (7) · USPC 244/90R (6) · USPC 244/48 (5) · USPC 244/119 (5) · FR 5.3 (5) · USPC 244/233 (4) · USPC 244/35R (4) · USPC 244/100R (4) · USPC 244/903 (4)
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Citations from after 1930:
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