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Patents > National tech categories: FR 6.4 & Cites these patents: None & Number of figures: 6-7

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Tech fields:
Airplane (133) · design (71) · stability (62) · frame (51) · Wings (47) · None (41) · construction (41) · LTA (32) · aerodynamics (30) · Lift (28) · propellers (26) · propulsion (26) · automatic stability (25) · control (24) · Landing (22) · navigation (22) · sustentation (17) · equilibrium (15) · hybrid (15)
Full specification filed date:
Application number:
Granted:
Supplementary to patent:
None (207) · Patent FR-1908-396470 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (50) · None (35) · None (28) · L. Chassevent (13) · J. Germain (10) · J. Bonnet-Thirion (10) · E. Blétry (10) · Dom. Casalonga (9) · Weismann et Marx (6) · Schwab (6) · Charles Assi (5) · Rigot et Prévost (5) · J. Bonnet-Thirion et Breton (5) · H. Bœttcher fils (5) · G. de Mestral et F. Harlé (5) · G. Petiau (5) · Brandon frères (5) · Société G. Breton, P. Audy, J. Rousset, A. Vergé (4) · Émile Bert (4)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (48) · IPC B64C1/00 (40) · IPC B64C39/00 (26) · IPC B64B1/00 (18) · IPC B64C3/38 (18) · IPC B64C33/02 (18) · IPC B64C23/00 (14) · IPC B64C25/00 (11) · IPC B64C3/54 (9) · IPC B64C11/00 (8) · IPC B64C3/56 (7) · IPC B64C13/00 (7) · IPC B64C35/00 (7) · IPC B64B1/58 (7) · IPC B64C33/00 (6) · IPC B64C3/52 (6) · IPC B64C3/00 (6) · IPC B64C27/04 (6)
CPCs:
CPC B64C17/00 (48) · CPC B64C39/00 (23) · CPC B64C2700/6218 (19) · CPC B64C33/02 (18) · CPC B64B1/00 (18) · CPC B64C3/385 (16) · CPC B64C23/005 (13) · CPC B64C2700/6295 (13) · CPC B64F2700/6226 (10) · CPC B64C2700/6274 (10) · CPC B64C2700/6212 (9) · CPC B64C13/00 (8) · CPC B64C25/06 (8) · CPC B64C1/00 (8) · CPC B64C2700/6214 (7) · CPC B64B1/58 (7) · CPC B64C33/00 (7) · CPC B64C3/56 (7)
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Citations from after 1930:
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