A43D 3/1425 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

A43D 3/1425

Full Title

Lasts > Stretching or spreading lasts; Boot-trees; Fillers; Devices for maintaining the shape of the shoe (drying of footwear A47L23/20)

This code exists only in CPC.

Diff view requires codes present in both systems.