CPC Subgroup
G01G 23/365 involving comparison with a reference value (G01G23/37 takes precedence)
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 comparison with a reference value (G01G23/37 takes precedence)