B26F 1/44 Cutters therefor; Dies therefor
Introduced: September 1968
Full Title
Full titles differ between systems:
Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor > Cutting-out; Stamping-out > Cutters therefor; Dies therefor
Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor (perforating by laser beam B23K26/00; subjecting the grinding tools or the abrading medium to vibration, e.g. grinding with ultrasonic frequency, B24B1/04; perforating by sand-blasting B24C; punching cards or tapes for statistical and record purposes G06K1/00) > Cutting-out; Stamping-out > Cutters therefor; Dies therefor
CPC subdivides this area 11x more granularly than IPC with 10 additional codes.
10 codes are CPC-only extensions.
Note: 10 CPC extensions are marked as secondary classification only.
Child Classifications
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