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Patents > Tech fields : Flapping or rudder & Grant date: 1910 - 1919

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Supplementary to patent:
None (279) · Patent FR-1909-399456 (4) · Patent FR-1908-407411 (3) · Patent US-1911-1003530 (3) · Patent US-1910-993987 (3) · Patent FR-1911-429078 (3) · Patent US-1916-1208684 (3) · Patent AU-1909-15563‎ (3)
Related to aircraft:
Patent agent:
None (132) · Victor J. Evans (14) · None (13) · Armengaud jeune (12) · Schwab (7) · Munn & Co. (7) · C. Blétry (5) · L. Chassevent (5) · Boult, Wade & Tennant (5) · H. Bœttcher fils (5) · Marks & Clerk (4) · Charles Dony (4) · C. A. Snow & Co. (4) · Herbert Haddan & Co. (3) · Dupont et Elluin (3) · Brewer & Son (3) · G. H. Strong (3) · E. Blétry (3)
National tech categories:
FR 6.4 (115) · None (74) · AT 77d (15) · HU V/h (15) · USPC 244/22 (11) · USPC 244/87 (8) · USPC 244/51 (8) · USPC 244/233 (8) · USPC 244/11 (7) · USPC 244/90R (6) · USPC 244/35R (6) · USPC 244/13 (6) · USPC 244/231 (5) · USPC 244/234 (5) · USPC 244/66 (5) · USPC 244/139 (5) · USPC 244/48 (5)
IPCs:
None (218) · IPC B64C17/00 (26) · IPC B64C39/00 (26) · IPC B64C33/02 (21) · IPC B64C1/00 (20) · IPC B64C33/00 (16) · IPC B64C13/00 (15) · IPC B64C3/54 (8) · IPC B64C3/38 (6) · IPC B64C35/00 (6) · IPC B64C11/00 (6) · IPC B64C9/00 (5) · IPC B64C31/04 (4) · IPC B64B1/00 (4) · IPC B64C3/52 (4) · IPC B64C25/00 (4) · IPC B64C3/00 (3) · IPC B64C23/00 (3) · IPC CPC B64C13/00 (3)
CPCs:
None (62) · CPC B64C33/02 (44) · CPC B64C13/00 (38) · CPC B64C17/00 (34) · CPC B64C2700/6295 (27) · CPC B64C33/00 (20) · CPC B64C39/00 (14) · CPC B64C3/385 (13) · CPC B64B1/00 (13) · CPC B64C23/005 (12) · CPC B64C9/00 (11) · CPC B64C39/08 (11) · CPC B64C39/005 (11) · CPC B64C2700/6218 (11) · CPC B64C2700/6256 (10) · CPC B64C3/14 (9) · CPC B64C3/54 (7) · CPC B64C11/006 (6) · CPC B64C2700/6214 (6) · CPC B64C31/04 (5)
First filing:
Citations from after 1930:
Number of diagram pages:

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