Drilldown: Patents

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Patents > Office : BE or DEG or US & Tech fields : frame or propeller

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Office: (Click arrow to add another value)
Applicant is inventor:
Tech fields: (Click arrow to add another value)
Application number:
Granted:
Supplementary to patent:
None (622) · Patent US-1909-970771 (3) · Patent FR-1913-472867 (2) · Patent US-1910-1055379 (2) · Patent GB-1913-16499 (2) · Patent GB-1909-12556 (2) · Patent FR-1913-467415 (2) · Patent BE-1909-218585 (2)
Related to aircraft:
Assigned to:
None (630) · Moteurs Salmson (3) · Curtiss Aeroplane and Motor Corporation (3) · Westinghouse Electric & Manufacturing Company (2)
IPCs:
None (535) · IPC B64B1/00 (33) · IPC B64C39/00 (12) · IPC B64C33/00 (11) · IPC B64C31/00 (11) · IPC B64C3/00 (10) · IPC B64C31/06 (8) · IPC B64C33/02 (6) · IPC B64C27/00 (5) · IPC B64C25/00 (5) · IPC B64C13/00 (4) · IPC B64B1/40 (4) · IPC B64C11/20 (4) · IPC B64C3/14 (3) · IPC B64C3/18 (3) · IPC B64C31/02 (3) · IPC B64C9/00 (3) · IPC B64C11/04 (3) · IPC B64C11/00 (3)
CPCs:
CPC B64B1/00 (69) · None (68) · CPC B64C33/02 (40) · CPC B64C2700/6295 (35) · CPC B64C13/00 (33) · CPC B64C23/005 (31) · CPC B64C39/005 (27) · CPC A63H27/08 (21) · CPC B64C11/006 (21) · CPC B64C39/08 (19) · CPC B64C17/00 (18) · CPC B64C11/48 (17) · CPC B64C33/00 (14) · CPC B64B1/40 (14) · CPC B64C3/385 (13) · CPC B64C9/00 (13) · CPC B64C27/82 (13) · CPC B64C3/14 (11) · CPC B63H1/12 (10) · CPC B64C3/40 (10)
First filing:
Citations from after 1930:

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