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Patents > National tech categories : FR 6.4 or USPC 244/66 & IPCs : IPC B64B1/62 or IPC B64C39/00

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Tech fields:
Airplane (119) · design (86) · Frame (50) · construction (45) · propulsion (40) · propellers (40) · None (39) · wings (39) · aerodynamics (35) · stability (35) · LTA (33) · Lift (30) · control (25) · whole (22) · Sustentation (21) · Rudder (17) · aeroplane (16) · fuselage (16) · navigation (15)
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Supplementary to patent:
None (180) · Patent FR-1908-396470 (2) · Patent FR-1910-414004 (2) · Patent FR-1913-461629 (2) · Patent FR-1913-456298 (2) · Patent FR-1909-403418 (2) · Patent FR-1912-441089 (2) · Patent FR-1908-401308 (2) · Patent FR-1908-394418 (2)
Related to aircraft:
Patent agent:
None (54) · Armengaud jeune (20) · None (19) · J. Bonnet-Thirion (12) · Lavoix et Mosès (10) · J. Germain (10) · E. Blétry (8) · Weismann et Marx (7) · Boramé et Julien (7) · L. Chassevent (6) · Dupont et Elluin (6) · Y. Rabilloud et fils (6) · Brandon frères (5) · C. Blétry (5) · G. de Mestral et F. Harlé (5) · Chassevent (4) · Société A. Frey et de Carsalade (4) · Ch. Mardelet (4) · Charles Assi (4)
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