Drilldown: Patents

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Patents > Year granted: 1900 - 1999 & CPCs: CPC B64B1/00 & Family year: 1900 - 1999

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Tech fields:
LTA (351) · None (125) · frame (88) · propulsion (80) · balloon (69) · navigation (68) · dirigible (57) · airship (50) · hybrid (46) · Design (43) · stability (41) · propeller (39) · construction (38) · dirigibles (34) · airplane (30) · safety (27) · compartments (27) · balloons (27) · rigid (26)
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Supplementary to patent:
None (454) · Patent FR-1913-472867 (4) · Patent FR-1913-467415 (3) · Patent ES-1906-38692 (3) · Patent GB-1913-11207 (2) · Patent GB-1913-16499 (2) · Patent FR-1902-317598 (2) · Patent FR-1914-472867.19895 (2) · Patent FR-1907-382794 (2) · Patent IT-1913- (2) · Patent BE-1912-07-11 Maiche et Legras (2) · Patent FR-1911-438580 (2) · Patent US-1913-1087946 (2) · Patent DE-1911-258741 (2)
Related to aircraft:
Patent agent:
None (275) · None (16) · Armengaud jeune (14) · Haseltine, Lake & Co. (11) · Boramé et Julien (10) · Brandon freres (8) · Chassevent (8) · Hippolyte Josse (7) · Marks & Clerk (6) · Boult, Wade & Tennant (5) · Munn & Co. (5) · G. Petiau (5) · C. Blétry (5) · Lavoix et Mosès (5) · de Bongé (5)
National tech categories:
FR 6.4 (184) · None (155) · FR 6.3 (54) · USPC 244/30 (35) · USPC 244/25 (18) · USPC 244/26 (15) · USPC 244/125 (11) · USPC 244/28 (10) · USPC 244/29 (9) · USPC 244/67 (8) · USPC 24/713.8 (7) · DE 77h.2 (6) · USPC 244/127 (4) · USPC 244/73R (4) · USPC 244/128 (4) · USPC 244/96 (4) · USPC 244/64 (3) · USPC 244/139 (3) · USPC 244/97 (3) · FR 6.2 (3)
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