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Patents > Office : BE or CA or JP or Other or None & Inventor country : CA or US & Tech fields : Airplane or propellers & Number of text pages: 2-6

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Supplementary to patent:
None (353) · Patent US-1909-970771 (7) · Patent US-1910-1041876 (6) · Patent US-1908-1077750 (6) · Patent US-1903-821393 (5) · Patent US-1913-04-21 George Raymond Lawrence (4) · Patent US-1908-1081147 (4) · Patent US-1908-927605 (3)
Related to aircraft:
Patent agent:
None (140) · Munn & Co. (18) · Victor J. Evans (15) · John P. Tarbox (7) · None (7) · G. H. Strong (7) · Marks & Clerk (6) · C. A. Snow & Co. (5) · A. M. & William Clark (5) · Lavoix et Mosès (4) · Joshua R. H. Potts (4) · G. Petiau (4) · Dyer, Dyer, and Taylor (4) · Watson E. Coleman (4) · Herbert H. Thompson (4)
Assigned to:
None (405) · Curtiss Aeroplane (3) · Westinghouse Electric & Manufacturing Company (3) · Sperry Gyroscope Company (2) · Curtiss Aeroplane and Motor Corporation (2) · (1/4) (2)
National tech categories:
None (106) · FR 6.4 (43) · USPC 244/90R (18) · USPC 244/6 (14) · USPC 244/48 (13) · USPC 244/80 (12) · HU V/h (11) · USPC 244/233 (11) · USPC 244/87 (11) · AT 77d (10) · USPC 244/35R (10) · USPC 244/46 (9) · USPC 244/13 (9) · USPC 244/45R (8) · USPC 244/66 (8) · USPC 244/93 (7) · USPC 244/100R (7)
IPCs:
None (302) · IPC B64C39/00 (27) · IPC B64C17/00 (12) · IPC B64B1/00 (10) · IPC B64C1/00 (10) · IPC B64C3/00 (10) · IPC B64C13/00 (9) · IPC B64C23/00 (9) · IPC B64C33/00 (6) · IPC B64C3/38 (6) · IPC B64C25/00 (5) · IPC B64D17/00 (4) · IPC B64C11/36 (4) · IPC B64C39/08 (3) · IPC B64C3/14 (3) · IPC B64C11/20 (3)
CPCs:
None (56) · CPC B64C13/00 (42) · CPC B64C2700/6295 (38) · CPC B64C23/005 (33) · CPC B64C17/00 (32) · CPC B64C39/08 (18) · CPC B64C39/005 (18) · CPC B64C39/00 (17) · CPC B64B1/00 (16) · CPC B64C3/385 (16) · CPC B64C3/14 (10) · CPC B64C33/00 (10) · CPC B64C3/00 (8) · CPC B64C9/00 (6) · CPC B64C11/36 (5) · CPC B64C3/40 (5) · CPC B64C33/02 (5)
First filing:
Citations from after 1930:
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