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Patents > Grant date: 1900 - 1999 & CPCs : CPC B64B1/00 or CPC B64C17/00 or CPC B64C2700/6274 & Number of text pages: 1-2

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Tech fields:
stability (159) · LTA (155) · Airplane (132) · automatic stability (75) · Frame (67) · design (58) · propulsion (53) · None (41) · hybrid (40) · Control (39) · construction (38) · balloon (36) · Navigation (36) · aerodynamics (34) · Equilibrium (26) · airship (26) · dirigible (26) · wings (25) · propellers (24) · Subsystem (24)
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Supplementary to patent:
None (285) · Patent FR-1911-446282 (3) · Patent FR-1909-399456 (3)
Related to aircraft:
Patent agent:
None (82) · None (34) · Armengaud jeune (21) · Hippolyte Josse (9) · Lavoix et Mosès (9) · Charles Dony (9) · J. Bonnet-Thirion (8) · Chassevent (8) · J. Germain (7) · E. Blétry (7) · G. de Mestral et F. Harlé (7) · Herbert Haddan & Co. (6) · C. Blétry (6) · Boramé et Julien (6) · Haseltine, Lake & Co. (5) · Matray frères et Cie (5) · Abel & Imray (5) · Marks & Clerk (5) · J. Fayollet (5)
National tech categories:
FR 6.4 (260) · None (71) · FR 6.3 (37) · USPC 244/80 (11) · USPC 244/30 (8) · DE 77h.5 (6) · USPC 244/93 (4) · DE 77h.2 (4) · USPC 244/28 (4) · USPC 24/713.8 (4) · USPC 244/67 (3) · USPC 244/29 (2) · USPC 244/125 (2) · USPC 244/25 (2) · FR 6.2 (2)
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