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Patents > National tech categories : CH 129b or FR 6.4 & Family year: 1909

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airplane (185) · design (103) · frame (72) · LTA (70) · stability (69) · propellers (58) · wings (53) · control (52) · construction (51) · None (47) · propulsion (47) · subsystem (33) · aerodynamics (32) · lift (30) · rudder (27) · navigation (27) · automatic stability (22) · hybrid (21) · steering (20)
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None (259) · Patent FR-1909-420322 (9) · Patent FR-1909-410140 (6) · Patent FR-1909-398825 (3) · Patent FR-1909-410848 (3) · Patent FR-1909-408644 (3) · Patent FR-1909-412818 (2) · Patent FR-1909-411204 (2) · Patent FR-1909-409920 (2) · Patent FR-1909-408872 (2) · Patent FR-1909-406947 (2) · Patent FR-1909-405220 (2) · Patent FR-1909-403418 (2) · Patent FR-1909-399456 (2) · Patent FR-1909-404844 (2) · Patent US-1909-970771 (2) · Patent AT-1909-48421 (2) · Patent AT-1909-12-31 Vigilio Baldo (2)
Related to aircraft:
Patent agent:
None (64) · Armengaud jeune (45) · None (29) · J. Bonnet-Thirion (27) · E. Blétry (18) · Schwab (14) · Weismann et Marx (13) · Borame et Julien (12) · Charles Dony (10) · L. Chassevent (8) · Lavoix et Mosès (8) · Hippolyte Josse (7) · Chassevent (6) · G. de Mestral et F. Harlé (6) · Y. Rabilloud et fils (6)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C39/00 (42) · IPC B64C17/00 (36) · IPC B64B1/00 (31) · IPC B64C1/00 (27) · IPC B64C23/00 (26) · IPC B64B1/58 (25) · None (20) · IPC B64C3/38 (20) · IPC B64C11/00 (18) · IPC B64C33/02 (15) · IPC B64C3/00 (13) · IPC B64C33/00 (11) · IPC B64C13/00 (10) · IPC B64B1/40 (9) · IPC B64C25/00 (8) · IPC B64C35/00 (7) · IPC B64C3/54 (6) · IPC B64C3/48 (6) · IPC B64C3/52 (6) · IPC B64B1/62 (6)
CPCs:
CPC B64C39/00 (40) · CPC B64C17/00 (38) · CPC B64B1/00 (31) · CPC B64C2700/6295 (30) · CPC B64C23/005 (27) · CPC B64B1/58 (25) · CPC B64C3/385 (19) · CPC B64C2700/6274 (16) · CPC B64C33/02 (16) · CPC B64C13/00 (15) · CPC B64C11/006 (15) · CPC B64C3/00 (13) · CPC B64C2700/6218 (12) · CPC B64C33/00 (11) · CPC B64B1/40 (9) · CPC B64C2700/6233 (8) · CPC B64C2700/6212 (8) · None (8) · CPC B64C2700/6256 (7) · CPC B64C3/52 (7)
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