Drilldown: Patents

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Patents > Publication date: 1911 & National tech categories : FR 6.4 or USPC 102/400

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Tech fields:
airplane (192) · Stability (99) · design (86) · None (65) · wings (51) · construction (49) · aerodynamics (45) · propellers (44) · frame (40) · control (40) · LTA (34) · automatic stability (34) · subsystem (30) · propulsion (27) · landing (26) · wheels (25) · lift (24) · navigation (19) · hybrid (19)
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Supplementary to patent:
None (301) · Patent FR-1909-420322 (5) · Patent DE-1910-04-04 August Wendtland (2) · Patent FR-1907-373818 (2) · Patent BE-1909-219837 (2) · Patent FR-1910-427818 (2) · Patent FR-1910-423998 (2) · Patent FR-1909-409920 (2) · Patent FR-1910-417989 (2) · Patent FR-1910-419748 (2) · Patent FR-1910-414004 (2)
Related to aircraft:
Patent agent:
Armengaud jeune (44) · None (36) · None (33) · J. Bonnet-Thirion (27) · E. Blétry (20) · L. Chassevent (16) · G. Petiau (12) · Charles Dony (12) · Boramé et Julien (12) · H. Bœttcher fils (11) · Schwab (11) · Hippolyte Josse (10) · J. Germain (9) · Weismann et Marx (9) · de Bongé (9) · P. Follin (8) · Matray frères et Cie (8) · Brandon frères (8) · Lavoix et Mosès (8)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (86) · IPC B64C1/00 (76) · IPC B64C39/00 (49) · IPC B64C3/38 (29) · IPC B64C23/00 (20) · IPC B64C3/00 (18) · None (16) · IPC B64C25/00 (15) · IPC B64B1/58 (12) · IPC B64C17/06 (12) · IPC B64C33/02 (12) · IPC B64B1/00 (11) · IPC B64C11/00 (10) · IPC B64C13/00 (9) · IPC B64C3/54 (7) · IPC B64C3/52 (7) · IPC B64C33/00 (5) · IPC B64C11/30 (5)
CPCs:
CPC B64C17/00 (88) · CPC B64C39/00 (39) · CPC B64C2700/6218 (34) · CPC B64C2700/6295 (27) · CPC B64C3/385 (23) · CPC B64C3/00 (18) · CPC B64C1/00 (18) · CPC B64C23/005 (18) · CPC B64C2700/6212 (18) · CPC B64C2700/6274 (14) · CPC B64C2700/6214 (14) · CPC B64C33/02 (14) · CPC B64C17/06 (13) · CPC B64C13/00 (13) · CPC B64B1/58 (12) · CPC B64C25/06 (12) · CPC B64C2700/6228 (11) · CPC B64F2700/6226 (11) · CPC B64C2700/6256 (11) · CPC B64B1/00 (11)
First filing:
Citations from after 1930:
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