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Patents > Grant date: 1910 - 1919 & Citations from after 1930: 1

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Tech fields:
None (87) · airplane (42) · stability (41) · frame (31) · LTA (25) · propulsion (24) · propeller (23) · navigation (15) · rudder (15) · control (14) · wheels (12) · landing (12) · automatic stability (11) · helicopter (11) · safety (10) · parachute (10) · aerial propeller (10) · wings (9)
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Supplementary to patent:
None (254) · Patent BE-1912-02-07-Gramaticesco (3)
Related to aircraft:
Patent agent:
Munn & Co. (19) · None (13) · Brewer & Son (10) · None (10) · Victor J. Evans (8) · C. A. Snow & Co. (7) · Weismann et Marx (5) · Marks & Clerk (4) · A. M. Wilson (4) · Chandler & Chandler (4) · Watson E. Coleman (4) · Boult, Wade & Tennant (3) · E. Blétry (3) · Emile Bert (3) · Cruikshank & Fairweather, Limited (3) · Schwab (3) · Hy. Fairbrother (3) · Herbert Haddan & Co. (3)
National tech categories:
None (120) · FR 6.4 (35) · USPC 244/45R (11) · USPC 244/80 (8) · USPC 244/177 (6) · USPC 244/64 (6) · USPC 244/6 (5) · USPC 244/90R (5) · USPC 244/9 (4) · USPC 244/20 (4) · USPC 244/66 (4) · USPC 244/119 (4) · USPC 244/93 (3) · USPC 244/100R (3) · USPC 244/22 (3) · USPC 244/234 (3) · USPC 244/133 (3) · USPC 244/32 (3)
IPCs:
None (159) · IPC B64C3/00 (13) · IPC B64C39/00 (10) · IPC B64C3/38 (8) · IPC B64C17/00 (7) · IPC B64C35/00 (7) · IPC B64C3/54 (6) · IPC B64C1/00 (5) · IPC B64B1/00 (5) · IPC B64C13/00 (5) · IPC B64C25/00 (5) · IPC B64C33/02 (3) · IPC B64C13/24 (3) · IPC B64C11/48 (3)
CPCs:
CPC B64C17/00 (21) · CPC B64C13/00 (18) · CPC B64C39/005 (15) · CPC B64C3/385 (14) · CPC B64C3/00 (14) · CPC B64C2700/6295 (14) · CPC B64C23/005 (13) · CPC B64C35/00 (10) · CPC B64C39/08 (10) · CPC B64C2700/6235 (8) · CPC B64B1/00 (8) · CPC B64C3/14 (7) · CPC B64C33/02 (7) · CPC B64C11/006 (6) · None (6) · CPC B64B1/40 (6)
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Citations from after 1930:
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