CPC Main Group
B23D 71/00 Filing or rasping tools; Securing arrangements therefor (tool holders for machine tools B23Q3/00; handles for hand implements B25G)
4 direct subcodes
Child Classifications
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- B23D 71/02 for filing or rasping machines or devices
- B23D 71/04 Hand files or hand rasps (carrying or attaching means for tools which are connected to a carrier at both ends B23D51/12; guiding arrangements B23D69/02)
- B23D 71/10 Accessories for filing or rasping tools, e.g. for preventing scoring of workpieces by the edges of the tool
Top Applicants
Top 10 applicants by patent filingsfor class B23, 2013–2023, worldwide · Source: EPO PATSTAT
- ITW (ILLINOIS TOOL WORKS) US 3,642
- DISCO CORPORATION JP 3,316
- FANUC JP 3,111
- ROBERT BOSCH DE 2,711
- FANUC 2,163
- GE (GENERAL ELECTRIC COMPANY) US 2,113
- ISCAR IL 1,516
- SIEMENS DE 1,459
- LINCOLN GLOBAL US 1,433
- KOBE STEEL JP 1,423