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PCE
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CPC Subgroup
G09B 1/32

comprising elements to be used without a special support

Full Title

Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways (puzzle-games A63F9/00; advertising or displaying in general G09F) > comprising elements to be used without a special support

5 direct subcodes

Child Classifications

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  • G09B 1/34 the elements to be placed loosely in adjacent relationship
  • G09B 1/36 the elements being connectible by corresponding projections and recesses
  • G09B 1/38 the elements being connectible magnetically
  • G09B 1/40 to form symbols or signs by appropriate arrangement