Drilldown: Patents

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Patents > Tech fields: propeller & Patent agent: None & Number of claims: 1-3

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Office:
Inventors:
None (9) · Christian Lorenzen (5) · Jakob Haw (3) · Gustav Mees (2) · Ugo Antoni (2) · Guido Antoni (2) · Stewart Cairncross (2) · Spencer Heath (2) · Armand Dufaux (2)
Inventor country:
Applicant person:
None (41) · Armand Dufaux (2) · Gustav Mees (2) · Guido Antoni (2) · Christian Lorenzen (2) · Ugo Antoni (2) · Spencer Heath (2)
Applicant is inventor:
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Granted:
Supplementary to patent:
None (86) · Patent DE-1913-290120 (2)
Related to aircraft:
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National tech categories:
DE 77h.6 (20) · None (15) · AT 77d (14) · DE 77 (10) · DE 77h.5 (8) · RU Group V (8) · FR 6.4 (4) · USPC 244/60 (3) · USPC 416/194 (2) · USPC 244/72 (2) · USPC 244/6 (2) · USPC 244/51 (2) · RU 62b (2) · HU V/h (2) · USPC 244/52 (2) · DE 77h (2) · DE 77h.2 (2)
IPCs:
None (79) · IPC B64C11/16 (6) · IPC B64C39/00 (4) · IPC B64B1/00 (3) · IPC B64B1/58 (3) · IPC B64C3/14 (2) · IPC B64C23/00 (2) · IPC B64C11/34 (2) · IPC B64C11/00 (2) · IPC B64C11/32 (2) · IPC B63H1/12 (2)
CPCs:
None (51) · CPC B64C23/005 (6) · CPC B64B1/00 (5) · CPC B64C11/006 (5) · CPC B64C11/16 (4) · CPC B64C9/00 (3) · CPC B64C11/00 (3) · CPC B64C11/065 (3) · CPC B63H1/26 (3) · CPC B64C11/36 (2) · CPC B64C11/343 (2) · CPC B64C9/38 (2) · CPC B64B1/40 (2) · CPC B64D7/02 (2) · CPC F05B2260/74 (2) · CPC B64C11/04 (2) · CPC B64C39/005 (2) · CPC F01D5/06 (2) · CPC B64C3/14 (2) · CPC B64B1/58 (2)
First filing:
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Citations from after 1930:
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