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Patents > Tech fields: propeller & Number of figures: 2-5

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Office:
Applicant person:
None (89) · Gustav Mees (6) · Spencer Heath (4) · Christian Lorenzen (3) · Rudolf Krocker (3) · Paul Petres (3) · Emanuel Spreekmeester (3)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Full specification filed date:
Application number:
None (165)
Granted:
Supplementary to patent:
None (267) · Patent FR-1909-410140 (4) · Patent DE-1899-123884 (4) · Patent GB-1911-5162 (4) · Patent GB-1908-28547 (2) · Patent BE-1908-Bot-Lallemand (2) · Patent DE-1916-332540 (2) · Patent GB-1909-12556 (2)
Related to aircraft:
Patent agent:
None (138) · Munn & Co. (7) · Victor J. Evans (6) · None (5) · Haseltine, Lake & Co. (3) · Chassevent (3)
National tech categories:
None (86) · FR 6.4 (31) · DE 77h.6 (31) · AT 77d (11) · DE 77 (8) · USPC 244/30 (6) · USPC 244/64 (6) · USPC 244/66 (5) · DE 77h (5) · RU Group V (4) · USPC 244/87 (4) · FR 6.3 (4) · FR 6.2 (4) · USPC 244/35R (4) · USPC 244/6 (4) · USPC 244/73R (4) · USPC 244/51 (4)
IPCs:
None (200) · IPC B64B1/00 (15) · IPC B64C23/00 (8) · IPC B64C11/16 (8) · IPC B64C11/00 (8) · IPC B64C39/00 (7) · IPC B64C27/00 (5) · IPC B64B1/58 (5) · IPC B64C11/34 (4) · IPC B64C9/00 (4) · IPC B64C29/00 (4) · IPC B64C11/04 (4) · IPC B64C11/06 (4) · IPC B64C17/00 (3) · IPC B63H1/12 (3)
CPCs:
None (69) · CPC B64B1/00 (27) · CPC B64C23/005 (19) · CPC B64C11/006 (18) · CPC B64C11/48 (13) · CPC B64C11/04 (9) · CPC B64C2700/6295 (9) · CPC B64C39/08 (7) · CPC B64C11/065 (7) · CPC B63H1/12 (7) · CPC B64C27/82 (6) · CPC B64C11/00 (6) · CPC B64C9/00 (5) · CPC B64C17/00 (5) · CPC B63H1/04 (5) · CPC B64C11/16 (5) · CPC B64C39/005 (5) · CPC B64B1/58 (5)
First filing:
Citations from after 1930:
Number of text pages:
Number of diagram pages:
Number of figures:

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