Drilldown: Patents

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Patents > Patent agent : None or Spencer Heath & Number of figures: 2-4

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Office:
Inventors:
Paul-Émile Leuillieux (3) · Édouard Tarron (3) · Christopher John Lake (3) · Marius Chantron (3) · Jean-Baptiste-Eugène Gangler (3) · Herbert Thomas Alesbury (3) · Émile-Louis Letord (3)
Inventor country:
Inventor location:
None (116) · Nord (7) · Hérault (6) · Seine-et-Oise (3) · Seine (3) · Paris (3) · Montpellier (3) · Meudon (3) · Lille (3) · Manche (2) · Loire (2) · Yorkshire (2) · Cambrai (2)
Applicant person:
Paul-Émile Leuillieux (3) · Marius Chantron (3) · Jean-Baptiste-Eugène Gangler (3) · Émile-Louis Letord (3) · Christopher John Lake (3) · Herbert Thomas Alesbury (3) · Édouard Tarron (3)
Applicant type:
Applicant is inventor:
Tech fields:
airplane (44) · stability (30) · None (22) · propulsion (21) · LTA (17) · design (14) · frame (12) · automatic stability (11) · hybrid (11) · Helicopter (9) · control (9) · aerodynamics (9) · propellers (8) · sustentation (8) · rudder (7) · motors (7) · navigation (6) · lift (6) · flapping (6)
Full specification filed date:
Application number:
None (36) · 496388D (2)
Granted:
Related to aircraft:
Patent agent: (Click arrow to add another value)
IPCs:
None (29) · IPC B64C1/00 (20) · IPC B64C17/00 (18) · IPC B64C39/00 (16) · IPC B64C23/00 (10) · IPC B64C11/00 (8) · IPC B64B1/00 (8) · IPC B64C31/06 (4) · IPC B64C3/38 (4) · IPC B64C17/06 (4) · IPC B64C3/54 (3) · IPC A63H27/00 (3)
CPCs:
CPC B64C17/00 (19) · CPC B64C39/00 (12) · CPC B64B1/00 (10) · CPC B64C23/005 (10) · None (9) · CPC B64C11/006 (8) · CPC B64C2700/6295 (8) · CPC B64C2700/6274 (7) · CPC B64C3/385 (5) · CPC B64C1/00 (5) · CPC B64C17/06 (5) · CPC B64C2700/6218 (5) · CPC A63H27/08 (5) · CPC B64C3/40 (4) · CPC B64C2700/6212 (4) · CPC B64C39/08 (4) · CPC B64C11/00 (3) · CPC A63H27/00 (3) · CPC B64C33/02 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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