Drilldown: Patents

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Patents > Applicant is inventor: None & National tech categories : GB 4 parachutes or None

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Office:
Inventors:
None (46) · Everard Richard Calthrop‎‎ (4) · Glenn Hammond Curtiss (3) · W. L. Hamilton (2) · George Raymond Lawrence (2) · Eugène Lallemand (2) · August Wendtland (2) · Albert Graff (2) · Richard Wilcke (2) · George Henry Challenger (2)
Applicant person:
None (91) · Everard Richard Calthrop‎‎ (4) · George Henry Challenger (2) · Thomas Jackson Greeves (2) · Glenn Hammond Curtiss (2)
Applicant is inventor: (Click arrow to add another value)
Tech fields:
airplane (39) · None (28) · frame (18) · propeller (15) · LTA (13) · propulsion (12) · design (12) · military (12) · stability (11) · construction (10) · marine (10) · aerodynamics (9) · balloon (8) · navigation (8) · subsystem (8) · passenger (7) · parachute (7) · cargo (7) · propellers (7) · whole (7)
Full specification filed date:
Granted:
Supplementary to patent:
None (102) · Patent DE-1916-349065 (2)
Related to aircraft:
National tech categories: (Click arrow to add another value)
CPCs:
None (74) · CPC B64D7/02 (5) · CPC B64C3/00 (4) · CPC B64D27/04 (4) · CPC B64C35/00 (4) · CPC B64C11/006 (3) · CPC B64C17/00 (3) · CPC B64C3/26 (2) · CPC B64C2700/6256 (2) · CPC B64C2700/6235 (2) · CPC B64F1/14 (2) · CPC B64C13/00 (2) · CPC B64C11/303 (2) · CPC B64C35/001 (2) · CPC B64B1/58 (2) · CPC B64B1/00 (2)
First filing:
Citations from after 1930:
Number of diagram pages:

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