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Patents > Office: Other & Tech fields : centrifuge or rudder

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None (497) · New York state (6) · New York city (5) · New York county (5) · Seine (5) · London (4) · New York (4) · Missouri (3) · St. Louis (3) · Ontario (3) · Région Bruxelles-Capitale (3) · Dayton (3)
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None (418) · Patent US-1903-821393 (6) · Patent GB-1902-24336 (4) · Patent US-1906-850616 (4) · Patent FR-1909-399456 (4) · Patent FR-1906-363017 (4) · Patent AT-1907-37570 (3) · Patent DE-1907-202942 (3) · Patent US-1910-993987 (3) · Patent AU-1909-15563‎ (3)
Related to aircraft:
Patent agent:
None (192) · Armengaud jeune (21) · Munn & Co. (14) · Victor J. Evans (14) · Marks & Clerk (11) · None (10) · Haseltine, Lake & Co. (7) · Lavoix et Mosès (6) · C. A. Snow & Co. (6) · Weismann et Marx (5) · L. Chassevent (5) · Brewer & Son (5) · Boult, Wade & Tennant (5) · Herbert Haddan & Co. (5) · E. Blétry (4) · C. Baumann (4)
National tech categories:
None (129) · FR 6.4 (114) · BE K (20) · GB 4 propel & steer (12) · DE 77h.5 (11) · GB 4 with buoyant (11) · AT 77d (10) · USPC 244/87 (10) · USPC 244/22 (9) · HU V/h (9) · FR 6.3 (9) · USPC 244/51 (9) · USPC 244/233 (8) · USPC 244/30 (8) · USPC 244/234 (7) · USPC 244/35R (7) · USPC 244/13 (7) · USPC 244/90R (7)
IPCs:
None (336) · IPC B64C17/00 (28) · IPC B64C13/00 (26) · IPC B64C39/00 (26) · IPC B64C1/00 (26) · IPC B64B1/00 (16) · IPC B64C35/00 (8) · IPC B64C33/02 (7) · IPC B64C3/54 (7) · IPC B64B1/58 (6) · IPC B64C9/02 (6) · IPC B64C3/56 (5) · IPC B64C33/00 (5) · IPC B64C9/00 (5) · IPC B64C39/08 (4) · IPC B64C3/52 (4) · IPC B64C25/00 (4) · IPC B64B1/40 (4) · IPC B64C13/00 (4) · IPC CPC B64C13/00 (4)
CPCs:
None (166) · CPC B64C13/00 (58) · CPC B64C17/00 (38) · CPC B64B1/00 (34) · CPC B64C2700/6295 (31) · CPC B64C33/02 (17) · CPC B64C39/00 (16) · CPC B64C39/08 (16) · CPC B64C9/00 (14) · CPC B64C2700/6256 (14) · CPC B64C3/385 (14) · CPC B64C23/005 (12) · CPC B64C2700/6218 (10) · CPC B64C3/14 (10) · CPC B64C39/005 (8) · CPC B64C9/02 (7) · CPC B64C2700/6214 (6) · CPC B64C33/00 (6) · CPC B64C1/00 (6) · CPC B64B1/40 (6)
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