DIFF Subgroup
B23D 37/22 for special purposes (B23D37/14 takes precedence)
Introduced: September 1968
Title
Titles differ between systems:
IPC: for special purposes
CPC: for special purposes (B23D37/14 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Broaching machines or broaching devices > for special purposes
CPC:
Broaching machines or broaching devices > for special purposes (B23D37/14 takes precedence)
No child classifications to compare. This is a leaf node in both IPC and CPC.