Drilldown: Patents

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Patents > Applicant firm: None & IPCs : IPC B64B1/00 or IPC B64C25/00 or IPC B64C39/00 & CPCs: CPC B64B1/00

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Tech fields:
LTA (314) · frame (75) · propulsion (74) · balloon (68) · navigation (65) · dirigible (50) · Airship (42) · hybrid (36) · construction (33) · stability (33) · design (32) · propeller (27) · safety (26) · car (26) · airplane (25) · balloons (25) · rigid (24) · Dirigibles (23) · compartments (21)
Full specification filed date:
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Supplementary to patent:
None (298) · Patent FR-1913-472867 (4) · Patent FR-1913-467415 (3) · Patent ES-1906-38692 (3) · Patent IT-1913- (2) · Patent FR-1902-317598 (2) · Patent US-1913-1087946 (2) · Patent GB-1913-11207 (2) · Patent FR-1914-472867.19895 (2) · Patent FR-1907-382794 (2)
Related to aircraft:
Patent agent:
None (157) · None (16) · Armengaud jeune (13) · Borame et Julien (9) · Haseltine, Lake & Co. (8) · Chassevent (8) · Munn & Co. (7) · Brandon frères (7) · Hippolyte Josse (6) · Lavoix et Mosès (5) · G. Petiau (5) · C. Blétry (5) · De Bonge (5) · Ed. Wolf (4) · G. de Mestral et F. Harlé (4) · J. Bonnet-Thirion (4)
National tech categories:
FR 6.4 (166) · FR 6.3 (55) · None (50) · USPC 244/30 (37) · USPC 244/26 (16) · USPC 244/25 (15) · DE 77h.2 (7) · DE 77 (7) · USPC 244/67 (7) · USPC 244/29 (6) · USPC 244/125 (6) · USPC 24/713.8 (4) · USPC 244/28 (3) · USPC 244/99 (3) · FR 6.2 (3) · USPC 244/96 (3) · USPC 244/97 (3)
IPCs: (Click arrow to add another value)
CPCs: (Click arrow to add another value)
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