Drilldown: Patents

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Patents > Tech fields : Stability or control & Number of text pages: 3

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None (422) · Seine (10) · Loire (5) · Budapest (4) · England (3) · London (3) · Orne (3) · Seine-et-Oise (3) · Nord (3)
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None (324) · Patent FR-1907-377174 (4) · Patent FR-1912-447782 (3) · Patent DE-1911-11-16 Otto Albin Budig (3) · Patent DE-1908-232250 (3) · Patent NO-1915-12-15 Carl Alfred Johansson (3)
Related to aircraft:
Patent agent:
None (103) · Armengaud jeune (26) · None (17) · Marks & Clerk (12) · Weismann et Marx (11) · Munn & Co. (10) · Boult, Wade & Tennant (9) · Abel & Imray (8) · E. Blétry (7) · Haseltine, Lake & Co. (7) · J. Germain (7) · Lavoix et Mosès (7) · Herbert Haddan & Co. (6) · Victor J. Evans (6) · John P. Tarbox (5) · Schwab (5) · C. A. Snow & Co. (5)
National tech categories:
FR 6.4 (176) · None (138) · HU V/h (14) · USPC 244/80 (12) · USPC 244/90R (12) · DE 77h.5 (8) · AT 77d (7) · CH 129b (7) · FR 6.3 (7) · USPC 244/93 (5) · DE 77 (5) · USPC 244/45R (5) · USPC 244/46 (4) · USPC 244/48 (4) · RU Group V (4) · USPC 244/35R (4) · DK 77 (4) · USPC 244/78.1 (4) · USPC 244/177 (4) · USPC 244/87 (4)
IPCs:
None (170) · IPC B64C17/00 (110) · IPC B64C1/00 (82) · IPC B64C13/00 (27) · IPC B64C39/00 (22) · IPC B64C17/06 (16) · IPC B64C23/00 (8) · IPC B64C3/38 (7) · IPC B64C33/02 (6) · IPC B64C3/00 (6) · IPC B64C9/00 (5) · IPC B64C13/12 (5) · IPC B64C33/00 (4) · IPC B64C25/00 (4) · IPC B64B1/00 (4) · IPC B64C13/04 (4) · IPC B64C13/02 (4) · IPC B64C3/54 (4)
CPCs:
CPC B64C17/00 (133) · None (69) · CPC B64C13/00 (47) · CPC B64C2700/6218 (37) · CPC B64C2700/6256 (27) · CPC B64C2700/6212 (22) · CPC B64C2700/6214 (21) · CPC B64C2700/6295 (18) · CPC B64C17/06 (17) · CPC B64C23/005 (13) · CPC B64C2700/6216 (13) · CPC B64C1/00 (13) · CPC B64C3/385 (12) · CPC B64C39/00 (12) · CPC B64C2700/6219 (9) · CPC B64B1/00 (8) · CPC B64C13/12 (7)
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