Drilldown: Patents

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Patents > Office: GB & Grant date: 1910 - 1919 & Supplementary to patent: None & First filing: No

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Office: (Click arrow to add another value)
Inventors:
None (9) · Everard Richard Calthrop (5) · Nazaire Lacrotte (3) · Jacob Christian Hansen-Ellehammer (2)
Inventor country:
Applicant person:
None (13) · Everard Richard Calthrop (5) · Nazaire Lacrotte (2) · Jacob Christian Hansen-Ellehammer (2)
Applicant is inventor:
Tech fields:
airplane (16) · None (12) · stability (9) · subsystem (7) · propulsion (7) · Design (7) · Propellers (6) · construction (5) · whole (4) · military (4) · frame (4) · safety (3) · parachutes (3) · hybrid (3) · control (3) · wings (3) · Aerodynamics (3) · airfoil (3) · balloons (3)
Full specification filed date:
Application number:
None (19)
Granted:
Publication date:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Assigned to:
National tech categories:
IPCs:
None (18) · IPC B64C17/00 (6) · IPC B64C1/00 (6) · IPC B64C39/00 (2) · IPC B64D17/72 (2)
CPCs:
CPC B64C17/00 (7) · None (4) · CPC B64C11/001 (3) · CPC B64C3/18 (3) · CPC B64C2700/6218 (3) · CPC B64C11/04 (2) · CPC B64C2700/6212 (2) · CPC B64B1/00 (2) · CPC B64C35/00 (2)
First filing: (Click arrow to add another value)
Citations from after 1930:
Number of diagram pages:

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