DIFF Subgroup
B21H 1/04 with rim, e.g. railways wheels
Introduced: September 1968
Title
Titles differ between systems:
IPC: with rim, e.g. railway wheels
CPC: with rim, e.g. railways wheels
Full Title
Full titles differ between systems:
IPC:
Making articles shaped as bodies of revolution > discs; disc wheels > with rim, e.g. railway wheels
CPC:
Making articles shaped as bodies of revolution (rolling tubes B21B17/00 - B21B25/00) > discs; disc wheels > with rim, e.g. railways wheels
No child classifications to compare. This is a leaf node in both IPC and CPC.