Any machine, apparatus, tool or process is classified in this class in so far as it produces an effect or mark meant to be judged by the eye and in so far as such machine, apparatus, tool or process is not provided for elsewhere. [4]
Artists' machines or apparatus equipped with tools or work holders moving, or able to be controlled, three-dimensionally for making single sculptures or models (copying devices for machine-tool use Fulltext... Hierarchy... Expanded...B23Q 35/00)
B44B 1/02
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wherein three-dimensional copies are made
B44B 1/04
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having devices for changing, e.g. proportionally enlarging or reducing, the shape from an original pattern