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Patents > Inventor country: US & Tech fields : navigation or rotors

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Full specification filed date:
Application number:
None (131) · 1906348305 (2)
Granted:
Supplementary to patent:
None (294) · Patent US-1909-970771 (11) · Patent US-1903-821393 (5) · Patent US-1906-850616 (4) · Patent US-1910-1055379 (2) · Patent US-1914-03-26 Serial No. 827485 Albert Francis Zahm (2) · Patent US-1914-1273799 (2) · Patent US-1890-432860 (2)
Related to aircraft:
Patent agent:
None (148) · Munn & Co. (25) · Victor J. Evans (10) · None (8) · C. A. Snow & Co. (7) · R. S. & A. B. Lacey (6) · John P. Tarbox (4) · Herbert H. Thompson (4) · Noyes & Harriman (3) · Marks & Clerk (3) · Michael J. Stark & Sons (3) · Knight Bros. (2) · Ch. Thierry (2) · Lincoln Sonntag (2) · A. du Bois-Reymond, M. Wagner u. G. Lemke (2) · F. N. Gilbert (2) · Brewer & Son (2) · Watson E. Coleman (2) · Herbert Haddan & Co. (2) · D. W. Glassie (2)
Assigned to:
None (297) · 1 (5) · Sperry Gyroscope Company (5) · Tarbox Safety Aircraft Company (4) · International Aeronautical Construction Company (2)
National tech categories:
None (45) · USPC 244/30 (18) · USPC 244/51 (12) · USPC 244/90R (11) · USPC 244/22 (9) · USPC 244/27 (9) · USPC 244/70 (9) · USPC 244/80 (9) · USPC 244/93 (9) · USPC 244/26 (8) · USPC 244/6 (8) · USPC 244/52 (8) · USPC 244/13 (7) · USPC 244/96 (7) · USPC 244/20 (7) · USPC 244/66 (7) · USPC 244/50 (7) · USPC 244/233 (7)
IPCs:
None (227) · IPC B64B1/00 (24) · IPC B64C39/00 (11) · IPC B64B1/40 (7) · IPC G01P3/36 (5) · IPC B64C9/00 (5) · IPC B64C33/00 (5) · IPC B64C13/00 (5) · IPC B64B1/62 (3) · IPC CPC B64C13/00 (3) · IPC B64C39/008 (3) · IPC B64C3/00 (3)
CPCs:
None (52) · CPC B64B1/00 (46) · CPC B64C13/00 (28) · CPC B64C23/005 (23) · CPC B64C39/005 (20) · CPC B64C2700/6295 (13) · CPC B64C9/00 (11) · CPC B64C17/00 (11) · CPC B64C33/02 (11) · CPC B64B1/40 (11) · CPC B64C39/008 (9) · CPC B64C3/385 (9) · CPC B64C27/82 (8) · CPC B64C9/38 (7) · CPC B64C39/08 (7) · CPC B64C33/00 (5) · CPC G01P3/36 (5) · CPC B64C27/12 (5) · CPC B64C3/14 (4)
First filing:
Citations from after 1930:
Number of diagram pages:

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