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Patents > Filing date: 1911 & National tech categories : FR 6.4 or GB Aerial machines with aerostats

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Tech fields:
airplane (172) · stability (106) · design (81) · wings (57) · frame (52) · construction (49) · None (41) · automatic stability (39) · aerodynamics (36) · control (36) · landing (31) · propellers (30) · LTA (29) · propulsion (29) · subsystem (27) · chassis (26) · fuselage (26) · wheels (24) · lift (21) · navigation (21)
Full specification filed date:
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Supplementary to patent:
None (249) · Patent FR-1909-420322 (4) · Patent IT-1911-06-13 Guido Castagneris (2) · Patent FR-1910-420958 (2) · Patent FR-1910-418630 (2) · Patent FR-1910-435648 (2) · Patent FR-1908-397350 (2) · Patent FR-1911-429078 (2) · Patent FR-1911-430799 (2) · Patent FR-1907-373818 (2) · Patent DE-1910-04-04 August Wendtland (2) · Patent BE-1910-Hervieu-parachute (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent FR-1910-423998 (2)
Related to aircraft:
Patent agent:
None (41) · Armengaud jeune (35) · None (28) · L. Chassevent (21) · E. Blétry (18) · J. Bonnet-Thirion (14) · Hippolyte Josse (12) · Dupont et Elluin (12) · H. Bœttcher fils (10) · G. Petiau (9) · Schwab (9) · Rigot et Prévost (8) · Charles Dony (8) · Boramé et Julien (8) · de Bongé (7) · Brandon frères (7) · Weismann et Marx (7) · J. Germain (6)
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IPCs:
IPC B64C17/00 (86) · IPC B64C1/00 (70) · IPC B64C39/00 (53) · IPC B64C23/00 (20) · IPC B64C25/00 (20) · IPC B64C3/00 (16) · IPC B64C11/00 (13) · IPC B64B1/00 (12) · IPC B64C3/38 (12) · IPC B64C33/02 (11) · None (11) · IPC B64D17/00 (10) · IPC B64C17/06 (7) · IPC B64B1/58 (7) · IPC B64C3/56 (5) · IPC F41G3/24 (4) · IPC B64C3/54 (4) · IPC B64B1/40 (4) · IPC B64C3/52 (4)
CPCs:
CPC B64C17/00 (93) · CPC B64C39/00 (47) · CPC B64C2700/6218 (33) · CPC B64C2700/6295 (30) · CPC B64C23/005 (20) · CPC B64F2700/6226 (17) · CPC B64C2700/6274 (17) · CPC B64C25/06 (16) · CPC B64C3/00 (16) · CPC B64C2700/6212 (15) · CPC B64C1/00 (14) · CPC B64C33/02 (13) · CPC B64C2700/6214 (12) · CPC B64C25/62 (12) · CPC B64D17/00 (10) · CPC B64C3/385 (10) · CPC B64B1/00 (10) · CPC B64C11/006 (9) · CPC B64C2700/6235 (9) · CPC B64C2700/6219 (9)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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