Drilldown: Patents

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Patents > Year granted: 1900 - 1999 & Inventor country : DE or US & Tech fields: propulsion

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Supplementary to patent:
None (332) · Patent DE-1907-215602 (4) · Patent DE-1910-06-18 Carl Hanschke (4) · Patent DE-1909-220044 (4) · Patent US-1909-1010443 (4) · Patent DE-1903-160742 (4) · Patent AT-1909-48421 (4) · Patent US-1906-850616 (3) · Patent DE-1910-09-03 Richard Blum (2) · Patent FR-1906-363017 (2) · Patent DE-1902-140705 (2) · Patent US-1908-12-14 (2) · Patent DE-1911-10-19 Vincent Wisniewski and-or Luftschiffsantrieb Gesellschaft mit Beschränkter Haftung (2) · Patent DE-1907-12-07 Vincent Wisniewski (2) · Patent FR-1902-324521 (2) · Patent DE-1913-290120 (2) · Patent US-1915-1137533 (2)
Related to aircraft:
Patent agent:
None (222) · Munn & Co. (18) · Victor J. Evans (6) · Brandon frères (6) · R. S. & A. B. Lacey (5) · Schwab (5) · Wheatley & Mackenzie (5) · Michael J. Stark & Sons (4) · C. A. Snow & Co. (4) · E. Blétry (3) · de Bongé (3)
National tech categories:
None (73) · FR 6.4 (40) · HU V/h (19) · USPC 244/22 (16) · AT 77d (15) · USPC 244/73R (14) · USPC 244/6 (10) · USPC 244/51 (10) · USPC 244/20 (8) · DE 77h.6 (8) · USPC 244/23R (7) · USPC 244/70 (7) · USPC 244/60 (6) · DE 77h (6) · USPC 244/139 (6) · USPC 244/12.1 (6) · USPC 244/72 (6) · USPC 244/93 (6) · USPC 244/52 (6)
IPCs:
None (245) · IPC B64B1/00 (22) · IPC B64C11/00 (18) · IPC B64C33/02 (17) · IPC B64C39/00 (17) · IPC B64C33/00 (10) · IPC B64C23/00 (5) · IPC B64C11/20 (5) · IPC B64C9/00 (5) · IPC B64C27/00 (4) · IPC B64C23/005 (4) · IPC B64B1/58 (4) · IPC B64C29/00 (3) · IPC B64C27/04 (3) · IPC B64C11/16 (3) · IPC B64B1/40 (3) · IPC B64C11/001 (3)
CPCs:
None (103) · CPC B64B1/00 (40) · CPC B64C23/005 (26) · CPC B64C33/02 (24) · CPC B64C39/005 (22) · CPC B64C11/006 (17) · CPC B64C2700/6295 (10) · CPC B64C9/00 (9) · CPC B64C29/0025 (9) · CPC B64C11/001 (9) · CPC B64C39/00 (8) · CPC B64C11/00 (8) · CPC B64C33/00 (7) · CPC B64C27/82 (6) · CPC B64B1/58 (5) · CPC B64C27/006 (5) · CPC B64C9/38 (5)
First filing:
Citations from after 1930:

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