IPC Subgroup
H01C 17/24 by removing or adding resistive material
Introduced: July 1974
Last revised: January 2006
Full Title
Apparatus or processes specially adapted for manufacturing resistors > adapted for trimming > by removing or adding resistive material
Classification Context
- Section:
- ELECTRICITY
- Class:
- ELECTRIC ELEMENTS
- Subclass:
- RESISTORS
2 direct subcodes
Child Classifications
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- H01C 17/242 by laser
- H01C 17/245 by mechanical means, e.g. sand-blasting, cutting or ultrasonic treatment