DIFF Subgroup
A43C 3/04 Spring safety-hooks
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Hooks for laces; Guards for hooks > Spring safety-hooks
CPC:
Hooks for laces (making from sheet metal B21D53/46); Guards for hooks > Spring safety-hooks
No child classifications to compare. This is a leaf node in both IPC and CPC.