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Patents > Office : DE or FR & IPCs : IPC B64B1/06 or IPC B64C39/00 & Citations from after 1930: None

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Tech fields:
Airplane (124) · design (89) · Propulsion (53) · Frame (51) · propellers (45) · wings (44) · construction (41) · stability (35) · Aerodynamics (35) · None (32) · lift (28) · control (28) · sustentation (22) · whole (20) · LTA (19) · Rudder (18) · fuselage (18) · navigation (17) · heavier-than-air (16)
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None (187) · Patent US-1908-927605 (2) · Patent FR-1912-441089 (2) · Patent FR-1908-396470 (2) · Patent FR-1913-461629 (2) · Patent FR-1908-394418 (2) · Patent FR-1910-414004 (2) · Patent FR-1902-326476 (2) · Patent GB-1908-4519 (2)
Related to aircraft:
Patent agent:
None (80) · Armengaud jeune (20) · None (18) · J. Bonnet-Thirion (10) · Weismann et Marx (9) · E. Blétry (9) · J. Germain (8) · Borame et Julien (7) · G. de Mestral et F. Harlé (6) · Y. Rabilloud et fils (5) · Chassevent (5) · Brandon frères (5) · L. Chassevent (5) · Charles Assi (5) · Dupont et Elluin (5) · C. Blétry (4) · Société A. Frey et de Carsalade (4) · Lavoix et Mosès (4) · Ch. Mardelet (4)
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