Drilldown: Patents

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Patents > Tech fields : Hybrid or safety & First filing: Yes

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None (366) · Seine (6) · New York county (5) · New York state (4) · New York (4) · London (3) · Hérault (3) · Illinois (3) · Nord (3) · New York city (3) · Missouri (3) · Chicago (3) · Indiana (3)
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Related to aircraft:
Patent agent:
None (145) · Munn & Co. (15) · Victor J. Evans (15) · None (13) · Armengaud jeune (8) · H. C. Evert & Co. (8) · John P. Tarbox (5) · C. A. Snow & Co. (5) · L. Chassevent (5) · Herbert Haddan & Co. (5) · H. B. Willson & Co. (4) · Michael J. Stark & Sons (4) · G. de Mestral et F. Harlé (4)
National tech categories:
FR 6.4 (92) · None (85) · BE K (12) · USPC 244/6 (10) · USPC 244/30 (9) · USPC 244/25 (8) · FR 6.3 (7) · USPC 244/11 (7) · USPC 244/144 (7) · DE 77h.5 (7) · HU V/h (7) · USPC 244/99 (6) · USPC 244/64 (6) · USPC 244/139 (6) · USPC 244/45R (6) · USPC 244/22 (6) · AT 77d (6) · USPC 244/66 (6)
IPCs:
None (222) · IPC B64B1/00 (38) · IPC B64C23/00 (21) · IPC B64C39/00 (13) · IPC B64B1/58 (8) · IPC B64D17/00 (8) · IPC B64C33/00 (7) · IPC B64C35/00 (7) · IPC B64C33/02 (7) · IPC B64C17/00 (6) · IPC B64C27/04 (6) · IPC B64C1/00 (6) · IPC B64B1/62 (4) · IPC B64C3/56 (4) · IPC B64C27/00 (4)
CPCs:
None (75) · CPC B64B1/00 (61) · CPC B64C23/005 (41) · CPC B64C33/02 (15) · CPC B64C33/00 (13) · CPC B64B1/58 (12) · CPC B64C39/005 (12) · CPC B64C2700/6274 (12) · CPC B64B1/40 (12) · CPC B64C17/00 (10) · CPC B64C35/00 (10) · CPC B64C2700/6295 (9) · CPC B64D17/00 (9) · CPC B64C39/08 (8) · CPC B64C13/00 (7) · CPC B64C2201/00 (7) · CPC B64B1/62 (7) · CPC B64C3/56 (7) · CPC B64C3/385 (6) · CPC B64C39/00 (6)
First filing: (Click arrow to add another value)
Citations from after 1930:
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