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Patents > Tech fields : Flapping or rudder & Number of figures: 5-50

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None (280) · Patent SE-1906-23283 (4) · Patent FR-1908-407411 (3) · Patent US-1906-850616 (3) · Patent SE-1906-25199 (3) · Patent HU-1904-31053 (3) · Patent FR-1909-399456 (3) · Patent US-1916-1208684 (3) · Patent AT-1912-75092 (3)
Related to aircraft:
Patent agent:
None (120) · Munn & Co. (18) · Armengaud jeune (12) · Victor J. Evans (11) · None (6) · Schwab (6) · Marks & Clerk (5) · Boult, Wade & Tennant (5) · Lavoix et Mosès (4) · C. A. Snow & Co. (4) · H. Bœttcher fils (4)
National tech categories:
FR 6.4 (85) · None (67) · USPC 244/22 (20) · HU V/h (16) · AT 77d (13) · USPC 244/28 (12) · USPC 244/64 (10) · USPC 244/72 (8) · GB 4 propel & steer (7) · DE 77h.10 (6) · USPC 244/233 (6) · USPC 244/51 (6) · USPC 244/11 (6) · GB 4 framework (5) · USPC 244/35R (5) · USPC 244/87 (5) · DE 77 (5)
IPCs:
None (222) · IPC B64C33/02 (30) · IPC B64C33/00 (29) · IPC B64C39/00 (19) · IPC B64C17/00 (17) · IPC B64C1/00 (12) · IPC B64B1/00 (11) · IPC B64C13/00 (9) · IPC B64C3/56 (5) · IPC B64C11/00 (4) · IPC B64C25/00 (4) · IPC B64B1/58 (4) · IPC B64C3/52 (3)
CPCs:
None (91) · CPC B64C33/02 (57) · CPC B64C33/00 (29) · CPC B64B1/00 (28) · CPC B64C17/00 (22) · CPC B64C13/00 (21) · CPC B64C2700/6295 (13) · CPC B64C39/005 (12) · CPC B64C23/005 (10) · CPC B64C3/385 (8) · CPC B64C39/00 (8) · CPC B64C39/08 (6) · CPC B64C3/14 (6) · CPC B64C2700/6256 (6) · CPC B64C11/006 (5) · CPC B64C31/04 (5) · CPC B64C9/00 (5) · CPC B64B1/40 (5) · CPC B64C3/56 (5) · CPC B64C2700/6218 (5)
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