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PCE
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DIFF Subgroup
A63H 17/32

Acoustical or optical signalling devices

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Toy vehicles, e.g. with self-drive; Accessories therefor > Details; Accessories > Acoustical or optical signalling devices

CPC:

Toy vehicles, e.g. with self-drive; Accessories therefor (traffic games with figures moved by players A63F9/14) > Details; Accessories (drive mechanisms A63H29/00) > Acoustical or optical signalling devices

No child classifications to compare. This is a leaf node in both IPC and CPC.