DIFF Subgroup
G12B 11/02 Scales; Dials
Introduced: September 1968
Full Title
Indicating elements; Illumination thereof > Scales; Dials
No child classifications to compare. This is a leaf node in both IPC and CPC.
G12B 11/02 Introduced: September 1968
Indicating elements; Illumination thereof > Scales; Dials
No child classifications to compare. This is a leaf node in both IPC and CPC.