DIFF Subgroup
C03B 23/26 Punching reheated glass
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Re-forming shaped glass > Punching reheated glass
CPC:
Re-forming shaped glass (re-forming fibres or filaments C03B37/14) > Punching reheated glass
No child classifications to compare. This is a leaf node in both IPC and CPC.