DIFF Subgroup
A63H 18/08 with mechanical means for guiding or steering
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Highways or trackways for toys; Propulsion by special interaction between vehicle and track > with mechanical means for guiding or steering
CPC:
Highways or trackways for toys (railway permanent way A63H19/30; for special railways A63H21/00); Propulsion by special interaction between vehicle and track > with mechanical means for guiding or steering
No child classifications to compare. This is a leaf node in both IPC and CPC.