Drilldown: Patents

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Patents > Grant date: 1900 - 1999 & CPCs : CPC B64B1/00 or CPC B64C17/00 or CPC B64C3/385 & Number of text pages: 1-2

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Tech fields:
stability (170) · LTA (156) · Airplane (144) · automatic stability (77) · frame (68) · Design (59) · aerodynamics (41) · navigation (40) · None (39) · propulsion (39) · wings (39) · Control (38) · construction (36) · balloon (36) · Hybrid (28) · Equilibrium (27) · dirigible (26) · Subsystem (25) · airship (25) · rudder (22)
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None (290) · Patent FR-1911-446282 (3) · Patent FR-1912-449167 (3) · Patent FR-1909-399456 (3) · Patent CH-1911-55140 (2) · Patent FR-1911-431131 (2) · Patent FR-1910-415470 (2) · Patent FR-1911-438580 (2) · Patent FR-1909-401348 (2) · Patent FR-1912-457441 (2) · Patent FR-1913-467415 (2) · Patent FR-1908-392672 (2) · Patent FR-1907-382794 (2) · Patent FR-1902-317598 (2) · Patent ES-1906-38692 (2) · Patent DK-1913-19885 (2) · Patent FR-1910-423998 (2) · Patent US-1915-1149680 (2) · Patent NO-1915-12-15 Carl Alfred Johansson (2) · Patent NZ-1909-25865 (2)
Related to aircraft:
Patent agent:
None (84) · None (32) · Armengaud jeune (25) · Lavoix et Mosès (10) · Charles Dony (10) · E. Blétry (9) · Hippolyte Josse (9) · Chassevent (8) · J. Bonnet-Thirion (8) · G. de Mestral et F. Harlé (6) · Haseltine, Lake & Co. (6) · Herbert Haddan & Co. (5) · C. Blétry (5) · C. Baumann (5) · Boramé et Julien (5) · Matray frères et Cie (5) · Abel & Imray (5)
National tech categories:
FR 6.4 (253) · None (73) · FR 6.3 (36) · USPC 244/80 (11) · USPC 244/30 (8) · DE 77h.5 (8) · USPC 244/48 (4) · USPC 244/28 (4) · DE 77h.2 (4) · USPC 244/93 (4) · USPC 24/713.8 (4) · USPC 244/67 (3) · USPC 244/25 (2) · USPC 244/125 (2) · FR 6.2 (2) · USPC 244/88 (2) · USPC 244/29 (2)
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