DIFF Subgroup
H03M 1/10 Calibration or testing
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Analogue/digital conversion; Digital/analogue conversion > Calibration or testing
CPC:
Analogue/digital conversion; Digital/analogue conversion (conversion of analogue values to or from differential modulation H03M3/00) > Calibration or testing
Of 4 combined children, 0 exist in both systems.
4 codes are CPC-only extensions.
Child Classifications
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