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Patents > Office : HU or MX or US & Tech fields: propeller & Citations from after 1930: None

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Office: (Click arrow to add another value)
Inventors:
None (5) · Albert Hugo Friedel (5) · Stewart Cairncross (3) · Louis Coutant Badeau (3) · Thomas Augustus Dring (2) · Albert Livingstone Blackman (2) · Hugo Hückel (2) · Edward Smethurst (2) · Charles Albert Long (2) · Burrell Cannon (2) · Frederick W. Schroeder (2)
Applicant person:
None (70) · Albert Hugo Friedel (4) · Louis Coutant Badeau (3) · Albert Livingstone Blackman (2) · Edward Smethurst (2) · Hugo Hückel (2) · Thomas Augustus Dring (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (85)
Granted:
Supplementary to patent:
None (199) · Patent GB-1909-12556 (2)
Related to aircraft:
Patent agent:
None (152) · Munn & Co. (8) · R. S. & A. B. Lacey (4) · Victor J. Evans (3) · B. Singer (3) · Bernie Goldsborough (2) · William Wallace White (2) · 0 (2) · Knight Bros. (2) · Watson E. Coleman (2) · George H. Strong (2) · Herbert W. T. Jenner (2)
National tech categories:
None (39) · USPC 244/51 (11) · USPC 244/30 (10) · USPC 244/6 (8) · USPC 244/72 (7) · USPC 244/22 (7) · USPC 244/73R (6) · USPC 244/13 (6) · USPC 244/11 (5) · USPC 244/87 (5) · USPC 244/66 (5) · USPC 244/65 (5) · USPC 244/99 (5)
IPCs:
None (160) · IPC B64B1/00 (12) · IPC B64C33/02 (6) · IPC B64C39/00 (5) · IPC B64C33/00 (5) · IPC B64C11/00 (3) · IPC B64C27/00 (3) · IPC B64C9/00 (2) · IPC B64C11/20 (2) · IPC B64C29/00 (2) · IPC B64C17/00 (2) · IPC B64B1/40 (2) · IPC B64C3/00 (2) · IPC B63H1/00 (2) · IPC B64C11/16 (2)
CPCs:
CPC B64B1/00 (25) · CPC B64C23/005 (18) · None (17) · CPC B64C33/02 (14) · CPC B64C11/006 (13) · CPC B64C2700/6295 (12) · CPC B64C9/00 (8) · CPC B64C11/48 (7) · CPC B63H1/12 (6) · CPC B64C39/005 (5) · CPC B64C33/00 (5) · CPC B64C27/12 (5) · CPC B64C11/36 (5)
First filing:
Cites these patents:
Citations from after 1930:
Number of diagram pages:

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