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Patents > Year granted: 1910 - 1919 & Office : DE or HU or US & Tech fields : Airship or propeller

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Supplementary to patent:
None (294) · Patent GB-1911-2636 (2) · Patent GB-1908-13809 (2) · Patent DE-1913-301564 (2) · Patent GB-1909-12556 (2)
Related to aircraft:
Patent agent:
None (190) · Victor J. Evans (11) · Munn & Co. (8) · Watson E. Coleman (6) · None (5) · C. A. Snow & Co. (5) · Michael J. Stark & Sons (4) · R. S. & A. B. Lacey (4) · Alexander Denes (2) · C. A. Knowles (2) · Joshua R. H. Potts (2) · Knight Bros. (2) · G. H. Strong (2) · Dodge & Sons (2) · Chandler & Chandler (2) · Herbert W. T. Jenner (2)
National tech categories:
HU V/h (52) · None (45) · DE 77h.6 (20) · USPC 244/6 (12) · USPC 244/13 (8) · USPC 244/73R (8) · USPC 244/66 (8) · USPC 244/22 (7) · USPC 244/51 (7) · USPC 244/11 (6) · USPC 244/60 (6) · USPC 244/80 (6) · USPC 244/87 (6) · USPC 244/96 (6) · USPC 244/139 (6)
IPCs:
None (284) · IPC B64C39/00 (7) · IPC B64B1/00 (7) · IPC B64C33/00 (6) · IPC B64C3/00 (3) · IPC B64C27/00 (3) · IPC B64C11/16 (3) · IPC B64B1/22 (3) · IPC B64B1/58 (2) · IPC B64C33/02 (2) · IPC B64C23/00 (2) · IPC B64C11/06 (2) · IPC B64C11/34 (2)
CPCs:
None (71) · CPC B64B1/00 (29) · CPC B64C23/005 (26) · CPC B64C2700/6295 (16) · CPC B64C33/02 (12) · CPC B64C39/005 (11) · CPC B64C17/00 (10) · CPC B64C11/48 (9) · CPC B64C11/006 (9) · CPC B64C39/08 (8) · CPC B64C3/385 (7) · CPC B64C33/00 (6) · CPC B64B1/40 (6) · CPC B64C27/82 (6) · CPC B64C13/00 (5) · CPC B64C11/001 (5) · CPC B64C29/0033 (5) · CPC B64C3/14 (5) · CPC B64C27/54 (5) · CPC B64C9/00 (5)
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Citations from after 1930:
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