Drilldown: Patents

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Patents > Supplementary to patent: None & Number of diagram pages: 1-2 & Number of figures: 6

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None (392) · London (5) · Budapest (5) · England (4) · Seine (3) · Berlin (3) · Birmingham (2) · St. Louis (2) · Pennsylvania (2) · Paris (2) · New York city (2) · New York (2) · Aisne (2) · County of London (2) · Kansas (2)
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Patent agent:
None (131) · None (22) · Armengaud jeune (21) · Munn & Co. (10) · Victor J. Evans (7) · Weismann et Marx (6) · E. Blétry (5) · Marks & Clerk (5) · L. Chassevent (4) · Haseltine, Lake & Co. (4) · Dom. Casalonga (4) · J. Germain (4)
National tech categories:
None (154) · FR 6.4 (109) · HU V/h (18) · AT 77d (13) · DE 77 (8) · FR 6.2 (4) · CH 129b (4) · DE 77h.5 (4) · USPC 244/65 (4) · USPC 244/153R (3) · USPC 244/131 (3) · DE 77h.4 (3) · USPC 244/100R (3) · USPC 244/22 (3) · USPC 244/3.23 (3) · FR 6.3 (3) · USPC 416/113 (3) · DE 77h.6 (3) · USPC 244/155R (3) · DE 37f.8 (3)
IPCs:
None (195) · IPC B64C39/00 (23) · IPC B64C17/00 (22) · IPC B64C1/00 (17) · IPC B64B1/00 (15) · IPC B64C25/00 (13) · IPC B64C11/00 (7) · IPC B64C3/00 (7) · IPC B64C23/00 (7) · IPC B64C13/00 (6) · IPC B64C33/02 (6) · IPC B64C35/00 (6) · IPC B64C3/54 (6) · IPC B64C3/38 (6) · IPC B64C33/00 (6) · IPC B64B1/58 (5)
First filing:
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Number of diagram pages:
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