DIFF Subgroup
B23B 39/02 Boring machines; Combined horizontal boring and milling machines
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
General-purpose boring or drilling machines or devices; Sets of boring or drilling machines > Boring machines; Combined horizontal boring and milling machines
CPC:
General-purpose boring or drilling machines or devices; Sets of boring and/or drilling machines > Boring machines; Combined horizontal boring and milling machines
No child classifications to compare. This is a leaf node in both IPC and CPC.