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Patents > National tech categories : FR 6.4 or USPC 244/153R & Cites these patents: None & Number of diagram pages: 2

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Tech fields:
airplane (109) · design (57) · frame (45) · stability (45) · wings (40) · control (39) · None (35) · construction (34) · propellers (33) · Propulsion (32) · LTA (25) · hybrid (21) · Subsystem (20) · helicopter (18) · lift (17) · Sustentation (15) · automatic stability (15) · navigation (13) · landing (13) · steering (13)
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Supplementary to patent:
None (178) · Patent FR-1908-396249 (4)
Related to aircraft:
Patent agent:
None (31) · Armengaud jeune (17) · None (15) · Weismann et Marx (12) · Lavoix et Mosès (11) · Boramé et Julien (10) · Brandon frères (10) · J. Bonnet-Thirion (10) · L. Chassevent (9) · H. Boettcher fils (6) · J. Germain (6) · Matray frères et Cie (6) · J. Bonnet-Thirion et Breton (5) · Rigot et Prévost (5) · Gaston Rose (5) · E. Blétry (5)
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IPCs:
IPC B64C39/00 (43) · IPC B64C17/00 (41) · IPC B64C1/00 (30) · IPC B64C23/00 (19) · None (17) · IPC B64B1/00 (12) · IPC B64C35/00 (12) · IPC B64C33/02 (12) · IPC B64C3/38 (12) · IPC B64C11/00 (11) · IPC B64C27/04 (10) · IPC B64C13/00 (8) · IPC B64C3/54 (7) · IPC B64C25/00 (7) · IPC B64C17/06 (6) · IPC B64C3/56 (5) · IPC B64C3/52 (5)
CPCs:
CPC B64C17/00 (42) · CPC B64C39/00 (30) · CPC B64C2700/6295 (25) · CPC B64C23/005 (20) · CPC B64C2700/6212 (17) · CPC B64C2700/6218 (16) · CPC B64C2700/6274 (15) · CPC B64C33/02 (14) · CPC B64B1/00 (12) · CPC B64C35/00 (11) · CPC B64C3/385 (9) · CPC B64C13/00 (9) · CPC B64C11/006 (8) · CPC B64C2700/6281 (7) · CPC B64C3/54 (7) · CPC B64C27/04 (7) · CPC B64C39/08 (6) · None (6) · CPC B64C17/06 (6)
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