CPC Main Group
A63H 31/00 Gearing for toys (gearing in general F16H)
5 direct subcodes
Child Classifications
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- A63H 31/02 Screw-spindle mechanisms
- A63H 31/04 Friction mechanisms
- A63H 31/06 Belt or string gear
- A63H 31/08 Gear-control mechanisms; Gears for imparting a reciprocating motion
- A63H 31/10 Gearing mechanisms actuated by movable wires enclosed in flexible tubes