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Patents > Year granted: 1912 & Number of figures: 2-5

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None (476) · Seine (13) · Nord (4) · London (3) · New York (3) · Budapest (3) · Paris (3) · Bouches-du-Rhône (2) · Loire-Inférieure (2) · Cambrai (2) · Calvados (2) · Pennsylvania (2) · New York county (2) · Washington state (2) · Berlin (2) · New York City (2) · Var (2) · Billancourt (2) · Michigan (2)
Applicant is inventor:
Tech fields:
airplane (182) · stability (91) · None (77) · frame (67) · design (66) · propulsion (54) · wings (43) · propellers (43) · construction (41) · subsystem (38) · LTA (37) · automatic stability (37) · navigation (35) · landing (33) · propeller (31) · control (31) · helicopter (29) · aerodynamics (27) · safety (26) · rudder (23)
Full specification filed date:
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Supplementary to patent:
None (358) · Patent GB-1911-5162 (4) · Patent US-1909-970771 (3) · Patent BE-1911-04-14 Lucien-Constant-Joseph Harel (3) · Patent BE-1911-05-15 Georges de Bothezat (3) · Patent FR-1910-423792 (3) · Patent BE-1910-12-31 Léon Dangy (3)
Related to aircraft:
Patent agent:
None (122) · None (24) · Armengaud jeune (19) · Marks & Clerk (13) · L. Chassevent (11) · Victor J. Evans (10) · Boult, Wade & Tennant (9) · Hippolyte Josse (9) · Dupont et Elluin (8) · Weismann et Marx (7) · Schwab (7) · H. Bœttcher fils (6) · J. Bonnet-Thirion (6) · Charles Dony (6) · Societe A. Frey et de Carsalade (6) · Gaston Rose (5) · Wheatley & Mackenzie (5)
National tech categories:
FR 6.4 (208) · None (96) · DE 77h.5 (17) · AT 77d (15) · HU V/h (11) · USPC 244/45R (11) · DE 77h.6 (10) · RU Group V (8) · FR 6.2 (6) · USPC 244/144 (6) · USPC 244/80 (5) · CH 129b (5) · DK 77 (4) · DE 77h.9 (4)
IPCs:
None (190) · IPC B64C17/00 (47) · IPC B64C39/00 (46) · IPC B64C1/00 (37) · IPC B64C25/00 (19) · IPC B64C11/00 (14) · IPC B64B1/00 (14) · IPC B64C3/00 (13) · IPC B64C35/00 (11) · IPC B64C23/00 (10) · IPC B64C3/38 (8) · IPC B64D17/00 (8) · IPC B64C13/00 (7) · IPC B64C11/16 (6) · IPC B64C33/02 (6) · IPC B64B1/58 (5) · IPC B64C17/06 (5) · IPC B64C3/56 (5) · IPC B64C31/04 (4) · IPC F41G3/24 (4)
CPCs:
None (77) · CPC B64C17/00 (61) · CPC B64C2700/6295 (37) · CPC B64C39/00 (31) · CPC B64C23/005 (19) · CPC B64C2700/6218 (18) · CPC B64B1/00 (16) · CPC B64C3/385 (16) · CPC B64C13/00 (15) · CPC B64F2700/6226 (14) · CPC B64C25/06 (14) · CPC B64C11/006 (13) · CPC B64C33/02 (12) · CPC B64C3/00 (12) · CPC B64C39/08 (12) · CPC B64C35/00 (9) · CPC B64C25/62 (9) · CPC B64D17/00 (9) · CPC B64C2700/6214 (8) · CPC B64C2700/6274 (8)
First filing:
Citations from after 1930:
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