using optics

Introduced: January 1985

Full Title

Full titles differ between systems:

IPC:

Arrangements for indicating or measuring on machine tools > using optics

CPC:

Arrangements for indicating or measuring on machine tools (for automatic control or regulation of feed movement, cutting velocity or position of tool or work B23Q15/00) > using optics

Of 7 combined children, 0 exist in both systems.

7 codes are CPC-only extensions.

Child Classifications

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B23Q 17/2404 CPC only CPC only
B23Q 17/2409 CPC only CPC only
B23Q 17/2414 +2 CPC CPC only CPC only
B23Q 17/2428 CPC only CPC only
B23Q 17/2433 +3 CPC CPC only CPC only
B23Q 17/2452 +3 CPC CPC only CPC only
B23Q 17/248 +3 CPC CPC only CPC only