comprising elements to be used without a special support

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

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 > comprising elements to be used without a special support

CPC:

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

Of 5 combined children, 4 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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G09B 1/325 CPC only CPC only
G09B 1/34 the elements to be placed loosely in adjacent relationship IPC+CPC Available in IPC and CPC
G09B 1/36 the elements being connectible by corresponding projections and recesses IPC+CPC Available in IPC and CPC
G09B 1/38 the elements being connectible magnetically IPC+CPC Available in IPC and CPC
G09B 1/40 to form symbols or signs by appropriate arrangement IPC+CPC Available in IPC and CPC