Drilldown: Patents

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Patents > Inventor location: None & National tech categories: FR 6.4 & Number of text pages: 4-9

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Tech fields:
airplane (165) · stability (104) · design (67) · frame (53) · None (50) · control (50) · automatic stability (46) · wings (46) · LTA (45) · Propulsion (43) · Propellers (41) · construction (38) · aerodynamics (32) · Lift (27) · sustentation (27) · navigation (26) · Subsystem (22) · steering (21) · hybrid (19)
Full specification filed date:
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Supplementary to patent:
None (233) · Patent FR-1908-396249 (4) · Patent FR-1911-431428 (2) · Patent BE-1907-202697 (2) · Patent FR-1908-401308 (2) · Patent FR-1909-410140 (2) · Patent IT-1913-03-20 Vigilio Baldo (2) · Patent FR-1911-428217 (2) · Patent IT-1910-10-17 Carlo Navaro (2) · Patent FR-1912-461530 (2) · Patent AT-1909-12-31 Vigilio Baldo (2)
Related to aircraft:
Patent agent:
None (35) · Armengaud jeune (22) · Brandon frères (20) · Dupont et Elluin (19) · E. Blétry (17) · L. Chassevent (14) · Lavoix et Mosès (12) · J. Bonnet-Thirion et Breton (11) · None (11) · Weismann et Marx (10) · G. Petiau (9) · Boramé et Julien (9) · Schwab (9) · Gaston Rose (8) · P. Follin (7) · Matray freres et Cie (6) · Hippolyte Josse (6) · Émile Bert (6)
National tech categories: (Click arrow to add another value)
IPCs:
IPC B64C17/00 (89) · IPC B64C1/00 (76) · IPC B64C39/00 (58) · IPC B64B1/00 (22) · IPC B64C23/00 (19) · IPC B64C33/02 (19) · IPC B64C3/38 (18) · None (16) · IPC B64C35/00 (10) · IPC B64C17/06 (9) · IPC B64C27/04 (8) · IPC B64D1/04 (7) · IPC B64C11/00 (7) · IPC B64C13/00 (7) · IPC B64C33/00 (7) · IPC B64C3/52 (6) · IPC B64D17/00 (6) · IPC B64C3/00 (5) · IPC F41G3/24 (5)
CPCs:
CPC B64C17/00 (96) · CPC B64C2700/6218 (47) · CPC B64C39/00 (46) · CPC B64C2700/6295 (32) · CPC B64B1/00 (23) · CPC B64C2700/6212 (21) · CPC B64C33/02 (20) · CPC B64C23/005 (18) · CPC B64C3/385 (13) · CPC B64C13/00 (10) · CPC B64C2700/6274 (10) · CPC B64C1/00 (10) · CPC B64C17/06 (10) · CPC B64C2700/6281 (9) · CPC B64C2700/6214 (8) · CPC B64C35/00 (7) · CPC B64D1/04 (7) · CPC B64C2700/6256 (7) · CPC B64C33/00 (7)
First filing:
Citations from after 1930:
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