DIFF Subgroup
G01R 33/07 Hall effect devices
Introduced: January 1995
Title
Titles differ between systems:
IPC: Hall-effect devices
CPC: Hall effect devices
Full Title
Full titles differ between systems:
IPC:
Arrangements or instruments for measuring magnetic variables > Measuring direction or magnitude of magnetic fields or magnetic flux > using galvano-magnetic devices > Hall-effect devices
CPC:
Arrangements or instruments for measuring magnetic variables > Measuring direction or magnitude of magnetic fields or magnetic flux (G01R33/20 takes precedence) > using galvano-magnetic devices > Hall effect devices
Of 2 combined children, 0 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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