DIFF Subgroup
G01R 21/133 by using digital technique
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Arrangements for measuring electric power or power factor > by using digital technique
CPC:
Arrangements for measuring electric power or power factor (G01R7/12 takes precedence) > by using digital technique
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
Navigate with arrow keys, Enter to open