DIFF Subgroup
A41B 3/04 fastening to shirts (collar-studs A44B3/00)
Introduced: September 1968
Title
Titles differ between systems:
IPC: fastening to shirts
CPC: fastening to shirts (collar-studs A44B3/00)
Full Title
Full titles differ between systems:
IPC:
Collars > fastening to shirts
CPC:
Collars (A41B1/00 takes precedence) > fastening to shirts (collar-studs A44B3/00)
No child classifications to compare. This is a leaf node in both IPC and CPC.