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Patents > Year granted: 1911 & Tech fields : Airship or frame or propeller

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Supplementary to patent:
None (242) · Patent FR-1907-373818 (3) · Patent DE-1910-06-18 Carl Hanschke (3) · Patent DE-1909-232158 (3) · Patent DE-1909-220044 (3) · Patent GB-1911-2636 (2) · Patent FR-1910-414004 (2) · Patent FR-1908-393976 (2) · Patent DE-1910-234453 (2) · Patent DE-1909-Wilcke-Graff (2) · Patent DE-1909-12-22 System "Stephan" (2) · Patent US-1909-1008096 (2) · Patent US-1909-970771 (2) · Patent AT-1910-49705 (2) · Patent US-1909-1137533 (2)
Related to aircraft:
Patent agent:
None (134) · Armengaud jeune (12) · Victor J. Evans (7) · Munn & Co. (6) · L. Chassevent (5) · Marks & Clerk (5) · H. C. Everett Co. (4) · R. S. & A. B. Lacey (3) · Weismann et Marx (3) · Boult, Wade & Tennant (3) · C. A. Snow & Co. (3) · Gedge & Feeny (3) · J. Germain (3)
National tech categories:
None (63) · FR 6.4 (60) · AT 77d (11) · HU V/h (10) · USPC 244/90R (9) · USPC 244/139 (7) · DE 77h.5 (7) · RU Group V (7) · USPC 244/6 (6) · USPC 244/22 (6) · USPC 244/48 (6) · AU 90.3 (6) · USPC 244/13 (6) · USPC 244/80 (5) · USPC 244/60 (5) · USPC 244/66 (5)
IPCs:
None (206) · IPC B64C39/00 (18) · IPC B64C3/00 (8) · IPC B64C17/00 (8) · IPC B64B1/00 (7) · IPC B64C1/00 (7) · IPC B64C25/00 (7) · IPC B64B1/58 (6) · IPC B64C3/38 (6) · IPC B64C3/54 (4) · IPC B64C13/00 (4) · IPC B64C3/18 (4) · IPC B64C33/00 (3) · IPC B64C11/00 (3)
CPCs:
None (75) · CPC B64C2700/6295 (18) · CPC B64C13/00 (15) · CPC B64C39/00 (14) · CPC B64B1/00 (14) · CPC B64C23/005 (14) · CPC B64C17/00 (13) · CPC B64C3/385 (11) · CPC B64C33/02 (11) · CPC B64C33/00 (8) · CPC B64C39/005 (8) · CPC B64C25/62 (7) · CPC B64C3/00 (7) · CPC B64B1/58 (6) · CPC B64C39/08 (6) · CPC B64B1/40 (6)
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Citations from after 1930:
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