Drilldown: Patents

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Patents > Patent agent: None & Assigned to: None & Number of diagram pages: 1-3

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None (236) · Paris (12) · Seine (11) · Nord (9) · Seine-et-Oise (5) · Lille (4) · Meudon (4) · Yorkshire (4) · Morbihan (3) · Loire (3) · England (3) · Alpes-Maritimes (3) · Lorient (3) · Loire-Inférieure (3)
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Full specification filed date:
Application number:
None (63) · 496388D (2)
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Supplementary to patent:
None (253) · Patent FR-1915-478440 (3) · Patent FR-1908-394418 (3) · Patent FR-1912-446040 (2) · Patent FR-1911-431131 (2) · Patent FR-1910-430552 (2) · Patent FR-1905-356644 (2) · Patent FR-1907-385107 (2)
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National tech categories:
FR 6.4 (167) · None (77) · FR 6.3 (11) · FR 20.1 (5) · FR 6.2 (5) · FR 5.8 (4) · USPC 244/22 (3) · USPC 244/155R (2) · USPC 244/63 (2) · USPC 244/50 (2) · USPC 244/45R (2) · USPC 244/3.23 (2) · USPC 244/234 (2) · USPC 244/153R (2) · FR 12.2 (2)
IPCs:
None (45) · IPC B64C17/00 (35) · IPC B64C1/00 (33) · IPC B64C39/00 (30) · IPC B64B1/00 (16) · IPC B64C23/00 (14) · IPC B64C33/02 (10) · IPC B64C3/38 (10) · IPC B64C3/00 (10) · IPC B64C11/00 (9) · IPC B64C31/06 (8) · IPC B64C17/06 (7) · IPC B64C27/04 (7) · IPC B64C3/18 (7) · IPC B64D17/00 (6) · IPC B64C1/06 (5) · IPC B64C3/54 (5) · IPC B64B1/58 (5) · IPC A63H27/00 (4) · IPC B64C31/00 (4)
CPCs:
CPC B64C17/00 (36) · CPC B64C39/00 (21) · CPC B64B1/00 (17) · CPC B64C2700/6295 (16) · CPC B64C23/005 (15) · None (14) · CPC B64C33/02 (13) · CPC B64C2700/6274 (11) · CPC B64C2700/6218 (11) · CPC B64C3/00 (10) · CPC B64C3/385 (9) · CPC A63H27/08 (8) · CPC B64C17/06 (8) · CPC B64C39/08 (8)
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Citations from after 1930:
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