DIFF Subgroup
G01G 23/37 involving digital counting
Introduced: September 1968
Full Title
Auxiliary devices for weighing apparatus > Indicating devices, e.g. for remote indication; Recording devices; Scales, e.g. graduated > Indicating the weight by electrical means, e.g. using photoelectric cells > involving digital counting
CPC subdivides this area 3x more granularly than IPC with 2 additional codes.
2 codes are CPC-only extensions.
IPC defines codes here since 1980.
Child Classifications
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