Drilldown: Patents

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Patents > Applicant firm: None & Citations from after 1930: 2 & Number of diagram pages: 1-2

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Tech fields:
None (16) · LTA (12) · propeller (7) · military (6) · marine (6) · parachute (6) · frame (4) · Projectile (4) · stability (4) · navigation (3) · marine propulsion (3) · paddle-wheel (3) · kite (3) · propellers (3) · propulsion (3) · safety (3) · aerial propeller (3) · construction (3) · balloon (3)
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None (42)
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Patent agent:
None (9) · Munn & Co. (6) · None (4) · Victor J. Evans (3) · C. Bauman (2) · C. C. Hines (2)
National tech categories:
None (32) · FR 6.4 (10) · USPC 244/3.23 (4) · USPC 244/22 (2) · USPC 244/153R (2) · USPC 244/32 (2) · USPC 244/66 (2)
CPCs:
CPC B64C27/54 (6) · None (6) · CPC B64C23/005 (5) · CPC B64C11/006 (5) · CPC B63H1/04 (4) · CPC B64B1/40 (4) · CPC A63H27/08 (3) · CPC B64C13/00 (3) · CPC B64C11/48 (2) · CPC F42B10/30 (2) · CPC B64C27/04 (2) · CPC B64C25/60 (2) · CPC F03D3/00 (2) · CPC B64C2700/6281 (2) · CPC B64C3/00 (2) · CPC B64D17/00 (2) · CPC B64C31/04 (2) · CPC B64C11/36 (2) · CPC B64C33/02 (2) · CPC Y02E10/74 (2)
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