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Patents > Year filed: 1908 & Office : BR or FR

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Year filed:
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Tech fields:
airplane (74) · None (68) · LTA (44) · propulsion (44) · design (41) · frame (36) · wings (35) · stability (34) · propellers (33) · control (22) · sustentation (20) · lift (19) · aerodynamics (19) · Construction (19) · navigation (18) · subsystem (17) · hybrid (16) · rudder (14) · steering (14) · ascension (14)
Full specification filed date:
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Supplementary to patent:
None (234) · Patent FR-1907-373818 (4) · Patent FR-1908-396249 (4)
Related to aircraft:
Patent agent:
None (86) · Armengaud jeune (31) · None (17) · Weismann et Marx (11) · Chassevent (10) · Boramé et Julien (10) · J. Germain (9) · J. Bonnet-Thirion (8) · Matray frères et Cie (8) · G. de Mestral et F. Harlé (8) · E. Blétry (6) · Ad. Sturm (6) · Lavoix et Moses (6) · H. Elluin (5) · Ch. Thirion et J. Bonnet (5) · Brandon frères (5) · Hippolyte Josse (4) · C. Blétry (4)
IPCs:
None (60) · IPC B64C39/00 (36) · IPC B64B1/00 (29) · IPC B64C23/00 (16) · IPC B64C1/00 (14) · IPC B64C17/00 (13) · IPC B64C33/02 (12) · IPC B64B1/58 (11) · IPC B64C27/04 (9) · IPC B64C11/00 (9) · IPC B64D35/04 (6) · IPC B64C3/38 (5) · IPC B64C3/00 (5) · IPC B64C3/52 (3) · IPC B64C13/04 (3) · IPC B64C13/00 (3) · IPC B64C5/04 (3) · IPC B64B1/62 (3)
CPCs:
CPC B64C39/00 (35) · CPC B64B1/00 (29) · CPC B64C2700/6295 (21) · CPC B64C23/005 (17) · CPC B64C11/006 (15) · CPC B64C17/00 (15) · CPC B64C33/02 (15) · CPC B64C2700/6274 (14) · CPC B64B1/58 (12) · None (9) · CPC B64C2700/6212 (8) · CPC B64C39/005 (8) · CPC B64C1/00 (8) · CPC B64D35/04 (7) · CPC B64C2700/6281 (7) · CPC B64C3/00 (6) · CPC B64C3/385 (6) · CPC B64C27/04 (5) · CPC B64C2700/6228 (5)
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Citations from after 1930:
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