Drilldown: Patents

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Patents > Assigned to: None & Number of claims: 12-13 & Number of diagram pages: 3-4

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Office:
Inventors:
Joseph H. Dillon-Gregg (2)
Inventor country:
Applicant person:
None (4) · Joseph H. Dillon-Gregg (2)
Applicant is inventor:
Tech fields:
frame (10) · None (9) · airplane (9) · propeller (8) · propulsion (8) · stability (6) · LTA (5) · rudder (5) · marine (4) · navigation (4) · propellers (4) · Design (4) · takeoff (4) · parachute (3) · wheels (3) · construction (3) · whole (3) · flapping (3)
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National tech categories:
None (16) · USPC 244/22 (3) · USPC 244/46 (2) · USPC 244/35R (2) · USPC 244/20 (2) · HU V/h (2) · USPC 244/139 (2)
CPCs:
None (7) · CPC B64C23/005 (5) · CPC B64C13/00 (3) · CPC B64C33/02 (3) · CPC B64C39/005 (2) · CPC B64C3/00 (2) · CPC B64C3/14 (2)
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Citations from after 1930:
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