Drilldown: Patents

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Patents > Citations from after 1930: 1-2 & Number of diagram pages: 2-10 & Number of figures: 5-6

Use the filters below to narrow your results.

Office:
Inventors:
Claude Grahame-White (2) · Harold Ingram Sidgwick (2)
Inventor country:
Applicant person:
Harold Ingram Sidgwick (2) · Claude Grahame-White (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (29) · propeller (16) · propulsion (13) · stability (11) · airplane (11) · frame (11) · LTA (10) · control (9) · navigation (8) · parachute (7) · helicopter (7) · safety (5) · wheels (4) · rudder (4) · ornithopter (4) · landing (4) · aerial propeller (4) · hybrid (4) · airfoil (4)
Full specification filed date:
Application number:
None (21) · 324718 (2)
Granted:
Related to aircraft:
Patent agent:
Munn & Co. (7) · Victor J. Evans (7) · None (5) · C. A. Snow & Co. (3) · Randolph, Jr. (2) · None (2) · Church & Church (2) · A. M. Wilson (2) · Chandler & Chandler (2)
National tech categories:
None (40) · USPC 244/119 (4) · USPC 244/35R (4) · USPC 244/80 (4) · USPC 244/45R (3) · USPC 244/22 (3) · USPC 244/6 (3) · FR 6.4 (3) · USPC 244/218 (2) · USPC 244/9 (2) · USPC 244/90R (2) · USPC 244/60 (2) · USPC 74/388R (2) · USPC 244/19 (2)
CPCs:
CPC B64C23/005 (10) · CPC B64C39/005 (9) · CPC B64C3/385 (7) · CPC B64C13/00 (6) · CPC B64C39/08 (6) · CPC B64C11/006 (5) · CPC B64C2700/6295 (5) · CPC B64B1/00 (5) · None (4) · CPC B64C17/00 (4) · CPC B64C13/24 (3) · CPC B64C27/54 (3) · CPC B63H1/04 (3) · CPC B64C11/48 (3) · CPC B64C35/00 (3)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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