Drilldown: Patents

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Patents > Year granted: 1910 - 1919 & Tech fields : Airship or propeller & Granted: Yes & IPCs: None

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Supplementary to patent:
None (281) · Patent GB-1909-12556 (6) · Patent US-1913-1087946 (4) · Patent DE-1913-301564 (4) · Patent GB-1911-5162 (3) · Patent GB-1908-13809 (3) · Patent GB-1911-2636 (3) · Patent DE-1909-06-09 Romeo Wankmüller (3) · Patent DE-1912-279343 (2) · Patent DE-1911-258741 (2) · Patent DE-1909-02-25 Hugo Erdmann (2) · Patent DE-1909-12-22 System "Stephan" (2) · Patent DE-1912.12.20 Joachim Heinrich Kronstein (2) · Patent DE-1909-227246 (2) · Patent GB-1911-19430 (2)
Related to aircraft:
Patent agent:
None (218) · Victor J. Evans (11) · Watson E. Coleman (6) · Munn & Co. (5) · None (4) · Michael J. Stark & Sons (4) · R. S. & A. B. Lacey (4) · E. Blum & Co. (4) · Arthur Otto Sachse (3) · C. A. Snow & Co. (3) · Henry Hughes (3) · Charles Dony (2) · Joshua R. H. Potts (2) · Chandler & Chandler (2) · C. A. Knowles (2) · G. H. Strong (2) · Dodge & Sons (2) · Alexander Denes (2) · Herbert W. T. Jenner (2)
National tech categories:
None (70) · HU V/h (52) · AT 77d (19) · USPC 244/6 (12) · DE 77h.6 (10) · USPC 244/66 (8) · USPC 244/73R (8) · USPC 244/51 (7) · FR 6.4 (6) · USPC 244/139 (6) · USPC 244/22 (6) · USPC 244/87 (6) · RU Group V (5) · USPC 244/35R (5) · AU 90.3 (5) · USPC 244/60 (5) · USPC 244/13 (5)
IPCs: (Click arrow to add another value)
CPCs:
None (152) · CPC B64C23/005 (26) · CPC B64B1/00 (24) · CPC B64C2700/6295 (13) · CPC B64C39/005 (11) · CPC B64C33/02 (9) · CPC B64C17/00 (9) · CPC B64C11/006 (9) · CPC B64C11/48 (7) · CPC B64C39/08 (7) · CPC B64C3/385 (6) · CPC B64C13/00 (5) · CPC B64C11/001 (5) · CPC B64C9/00 (5) · CPC B64C27/54 (5) · CPC B64C27/82 (5) · CPC B64B1/40 (5) · CPC B64C29/0033 (5) · CPC B64C3/14 (5)
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