Drilldown: Patents

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Patents > Tech fields: None & Assigned to: None & Number of figures: 4-10

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None (486) · Seine (15) · London (8) · Chicago (5) · Paris (5) · Canton of Zurich (3) · Birmingham (3) · Rhône (3) · Michigan (3) · Vermont (3)
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None (492) · Patent BE-1912-08-13-Panian (3) · Patent BE-1909-219377 (3) · Patent US-1912-1077892 (2) · Patent BE-1912-09-16-Bonnot (2) · Patent BE-1912-04-05 (2) · Patent GB-1910-5908 (2) · Patent BE-1912-03-16-Toussaint-Lepere (2) · Patent GB-1910-5703 (2) · Patent US-1912-1062545 (2) · Patent US-1911-1032812 (2) · Patent US-1916-1215295 (2) · Patent GB-1909-47 (2) · Patent AU-1916-630 (2) · Patent GB-1908-4519 (2)
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National tech categories:
None (223) · FR 6.4 (160) · USPC 244/45R (12) · USPC 244/48 (10) · USPC 244/119 (10) · USPC 244/22 (9) · DE 77h.5 (9) · USPC 244/233 (8) · USPC 244/90R (7) · USPC 244/113 (7) · USPC 244/144 (7) · USPC 244/80 (6) · DE 77 (6) · FR 5.3 (4) · DE 77h.7 (4)
IPCs:
None (257) · IPC B64C39/00 (45) · IPC B64C23/00 (39) · IPC B64C1/00 (34) · IPC B64C17/00 (34) · IPC B64C3/38 (29) · IPC B64C3/00 (22) · IPC B64C33/02 (21) · IPC B64C3/54 (11) · IPC B64C35/00 (10) · IPC B64C13/00 (10) · IPC B64C11/00 (9) · IPC B64C33/00 (8) · IPC B64C5/04 (6) · IPC B64C27/04 (5) · IPC B64B1/00 (5) · IPC B64C3/56 (5)
CPCs:
CPC B64C23/005 (56) · CPC B64C17/00 (56) · CPC B64C2700/6295 (51) · CPC B64C3/385 (47) · None (38) · CPC B64C33/02 (33) · CPC B64C39/00 (31) · CPC B64C2700/6274 (29) · CPC B64C3/00 (25) · CPC B64C13/00 (22) · CPC B64C39/08 (22) · CPC B64C39/005 (17) · CPC B64C2700/6218 (17) · CPC B64C2700/6235 (14) · CPC B64C3/54 (13) · CPC B64B1/00 (13) · CPC B64C33/00 (12) · CPC B64C35/00 (12) · CPC B64C11/006 (9)
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