Drilldown: Patents

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Patents > Tech fields: None & First filing: Yes & Number of figures: 8-17

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Patent agent:
None (53) · Armengaud jeune (18) · None (14) · Munn & Co. (10) · Victor J. Evans (8) · Haseltine, Lake & Co. (6) · J. Bonnet-Thirion (6) · L. Chassevent (5) · Marks & Clerk (5) · E. Bletry (5) · Schwab (4) · Charles Dony (4) · Weismann et Marx (4) · Dom. Casalonga (4) · Lavoix et Mosès (4)
National tech categories:
FR 6.4 (117) · None (103) · DE 77 (7) · USPC 244/45R (7) · USPC 244/119 (7) · FR 6.2 (5) · USPC 244/80 (4) · USPC 244/233 (4) · USPC 244/48 (3) · USPC 244/93 (3) · FR 6.1 (3) · USPC 244/113 (3) · USPC 244/90R (3)
IPCs:
None (106) · IPC B64C1/00 (36) · IPC B64C17/00 (29) · IPC B64C39/00 (19) · IPC B64C3/00 (16) · IPC B64C3/38 (13) · IPC B64C23/00 (12) · IPC B64C11/00 (9) · IPC B64C33/02 (8) · IPC B64B1/00 (8) · IPC B64C13/00 (7) · IPC B64C35/00 (6) · IPC B64C17/06 (6) · IPC B64C25/00 (4) · IPC B64C33/00 (3) · IPC B64C3/56 (3) · IPC B64C3/54 (3) · IPC B64C39/10 (3) · IPC B64C27/04 (3) · IPC B64B1/40 (3)
CPCs:
CPC B64C17/00 (36) · CPC B64C3/385 (21) · None (20) · CPC B64C2700/6218 (18) · CPC B64C23/005 (18) · CPC B64C3/00 (17) · CPC B64C2700/6295 (17) · CPC B64C13/00 (15) · CPC B64C33/02 (12) · CPC B64B1/00 (12) · CPC B64C39/00 (12) · CPC B64C39/08 (10) · CPC B64C2700/6274 (10) · CPC B64C1/00 (9) · CPC B64C2700/6235 (8) · CPC B64C35/00 (7) · CPC B64C2700/6212 (7)
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