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Patents > Tech fields : ascension or rudder & Number of text pages: 2-4

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None (320) · Patent US-1903-821393 (4) · Patent FR-1909-399456 (4) · Patent AT-1909-40038 (3) · Patent AT-1907-37570 (3) · Patent DE-1907-214228 (3) · Patent FR-1908-407090 (3) · Patent US-1906-850616 (3) · Patent DE-1903-160742 (3)
Related to aircraft:
Patent agent:
None (115) · Armengaud jeune (20) · none (13) · Victor J. Evans (12) · Marks & Clerk (9) · Lavoix et Mosès (8) · G. de Mestral et F. Harlé (7) · Herbert Haddan & Co. (6) · Weismann et Marx (6) · Munn & Co. (6) · Schwab (5) · C. A. Snow & Co. (5) · Charles Dony (4) · Haseltine, Lake & Co.‎ (4) · J. Bonnet-Thirion (4) · J. Germain (4) · Boult, Wade & Tennant (4)
National tech categories:
FR 6.4 (148) · None (82) · HU V/h (18) · FR 6.2 (11) · AT 77d (9) · FR 6.3 (9) · DE 77h.5 (8) · USPC 244/30 (8) · USPC 244/87 (7) · USPC 244/35R (6) · USPC 244/233 (6) · USPC 244/51 (6) · USPC 244/22 (6) · USPC 244/6 (5) · USPC 244/90R (5) · USPC 244/66 (5) · USPC 244/231 (5) · USPC 244/234 (5) · USPC 244/28 (5)
IPCs:
None (209) · IPC B64C39/00 (32) · IPC B64C17/00 (24) · IPC B64C1/00 (21) · IPC B64C23/00 (19) · IPC B64B1/00 (18) · IPC B64C13/00 (18) · IPC B64C27/04 (12) · IPC B64C33/02 (10) · IPC B64C3/52 (6) · IPC B64C11/00 (6) · IPC B64C35/00 (5) · IPC B64C29/00 (5) · IPC B64B1/58 (5) · IPC B64C9/02 (5) · IPC B64C33/00 (5)
CPCs:
None (78) · CPC B64C13/00 (42) · CPC B64C23/005 (31) · CPC B64C17/00 (31) · CPC B64B1/00 (30) · CPC B64C2700/6295 (23) · CPC B64C39/00 (19) · CPC B64C33/02 (18) · CPC B64C2700/6274 (16) · CPC B64C2700/6256 (13) · CPC B64C39/08 (12) · CPC B64C3/14 (10) · CPC B64C39/005 (10) · CPC B64C2700/6218 (9) · CPC B64B1/40 (7) · CPC B64C3/385 (7) · CPC B64C9/00 (7) · CPC B64C27/12 (7)
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