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Patents > Citations from after 1930: 4-30 & Number of text pages: 3

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Office:
Inventors:
Frank McCarroll (2) · Charles B. Kirkham (2)
Inventor country:
Applicant person:
Frank McCarroll (2) · Charles B. Kirkham (2)
Applicant type:
Applicant is inventor:
Tech fields:
None (10) · airplane (6) · frame (5) · stability (4) · propeller (4) · aerial propeller (4) · kite (4) · projectile (3) · helicopter (3) · propellers (3) · military (3) · LTA (2) · construction (2) · Windmill (2) · automatic stability (2) · hydroaeroplane (2)
Full specification filed date:
Granted:
Publication date:
Related to aircraft:
Patent agent:
Victor J. Evans (3) · None (2) · Church & Church (2) · John P. Tarbox (2) · Munn & Co. (2)
National tech categories:
None (21) · USPC 244/153R (2) · USPC 244/49 (2) · USPC 244/177 (2) · USPC 244/46 (2) · FR 6.4 (2)
CPCs:
CPC A63H27/08 (4) · CPC Y02E10/74 (4) · CPC B64C23/005 (3) · CPC B64C25/60 (2) · CPC B64C3/14 (2) · CPC F42B10/50 (2) · CPC B64C2700/6233 (2) · CPC F05B2260/72 (2) · CPC B64C3/00 (2) · CPC B64C11/04 (2) · CPC F03D3/00 (2) · CPC B64C39/005 (2)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:

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