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Patents > Year granted: 1909 & Inventor country : BE or CA or FR or RU & First filing : No or Other

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Tech fields:
airplane (149) · None (82) · propellers (66) · Design (65) · LTA (63) · wings (57) · propulsion (51) · stability (49) · hybrid (40) · control (40) · Lift (38) · frame (37) · aerodynamics (33) · sustentation (30) · navigation (30) · subsystem (28) · construction (25) · Steering (19) · ascension (17) · Rudder (14)
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None (263) · Patent BE-1909-214032 (22) · Patent FR-1908-392672 (8) · Patent FR-1908-396249 (3) · Patent FR-1909-398825 (3) · Patent BE-1907-12-11 Clément Coma (3) · Patent FR-1907-382087 (2) · Patent BE-1908-Bot-Lallemand (2) · Patent BE-1908-May 22 Robert Esnault-Pelterie (2) · Patent FR-1909-403985‎ (2) · Patent DE-1908-11-09 Louis-Alexandre Cosme (2) · Patent FR-1908-397199‎ (2) · Patent FR-1908-401308 (2) · Patent FR-1907-373818 (2) · Patent FR-1908-397675 (2) · Patent FR-1907-382895 (2)
Related to aircraft:
Patent agent:
None (113) · Armengaud jeune (46) · A. Wunderlich & Cie, Ingénieurs-Conseils (22) · None (18) · J. Bonnet-Thirion (11) · Boult, Wade & Tennant (9) · H. Elluin (8) · Weismann et Marx (7) · C. Blétry (7) · Hippolyte Josse (6) · Émile Klotz (5) · E. Blétry (5) · Matray frères et Cie (5) · Y. Rabilloud et fils (5) · Lavoix et Mosès (5)
IPCs:
None (113) · IPC B64C39/00 (48) · IPC B64B1/00 (22) · IPC B64C17/00 (22) · IPC B64C1/00 (20) · IPC B64C3/38 (17) · IPC B64C33/02 (14) · IPC B64C23/00 (11) · IPC B64C11/00 (9) · IPC B64C27/04 (9) · IPC B64C13/00 (6) · IPC B64D35/04 (6) · IPC B64B1/58 (6) · IPC B64C3/00 (5) · IPC B64C33/00 (5) · IPC B64C3/54 (5) · IPC B64B1/40 (5) · IPC B64C35/00 (4)
CPCs:
None (49) · CPC B64C39/00 (41) · CPC B64C2700/6295 (31) · CPC B64C17/00 (25) · CPC B64B1/00 (24) · CPC B64C23/005 (20) · CPC B64C2700/6274 (17) · CPC B64C3/385 (16) · CPC B64C33/02 (16) · CPC B64C11/006 (11) · CPC B64C1/00 (11) · CPC B64C13/00 (10) · CPC B64C39/005 (9) · CPC B64C2700/6212 (9) · CPC B64C2700/6218 (7) · CPC B64C3/00 (7) · CPC B64B1/58 (7)
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