Drilldown: Patents

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Patents > Tech fields: propeller & Supplementary to patent: None & Number of figures: 2-5

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Office:
Applicant person:
None (70) · Spencer Heath (4) · Paul Petres (3) · Christian Lorenzen (3) · Hans Reissner (2) · Louis Gathmann (2) · Emanuel Spreekmeester (2) · Ugo Antoni (2) · Bartholomew Connolly (2) · Guido Antoni (2) · Gustav Kerwat (2) · August Schlegelmilch (2) · Gustav Mees (2) · Melvin Vaniman (2) · Albert Hugo Friedel (2) · Anthony O'Brate (2)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (127)
Granted:
Supplementary to patent: (Click arrow to add another value)
Related to aircraft:
Patent agent:
None (110) · Munn & Co. (7) · Victor J. Evans (6) · None (5) · Chassevent (3) · E. Blétry (2) · 0 (2) · H. C. Everett Co. (2) · Alexander Denes (2) · Watson E. Coleman (2) · Armengaud jeune (2) · C. A. Knowles (2) · R. S. & A. B. Lacey (2)
National tech categories:
None (73) · DE 77h.6 (27) · FR 6.4 (21) · USPC 244/64 (6) · DE 77 (6) · USPC 244/30 (5) · AT 77d (5) · USPC 244/66 (5) · USPC 244/6 (4) · USPC 244/35R (4) · FR 6.3 (4) · USPC 244/51 (4) · FR 6.2 (4) · DE 77h (4) · USPC 244/87 (4)
IPCs:
None (171) · IPC B64B1/00 (11) · IPC B64C39/00 (7) · IPC B64C11/16 (6) · IPC B64C11/00 (6) · IPC B64C23/00 (5) · IPC B64C11/34 (4) · IPC B64C11/06 (4) · IPC B64C11/04 (4) · IPC B64C9/00 (4) · IPC B64C17/00 (3) · IPC B64C27/00 (3) · IPC B64B1/58 (3) · IPC B64C11/24 (2) · IPC B21D53/78 (2) · IPC B64C29/00 (2) · IPC B64C11/20 (2) · IPC B64C11/006 (2) · IPC B64C11/18 (2) · IPC B64C33/02 (2)
CPCs:
None (46) · CPC B64B1/00 (23) · CPC B64C11/006 (16) · CPC B64C23/005 (14) · CPC B64C11/48 (12) · CPC B64C11/04 (9) · CPC B64C2700/6295 (8) · CPC B64C39/08 (7) · CPC B63H1/12 (7) · CPC B64C11/065 (7) · CPC B64C9/00 (5) · CPC B63H1/04 (5) · CPC B64C39/005 (5) · CPC B64C27/82 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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