Description
Class B44B : MACHINES, APPARATUS, OR TOOLS FOR ARTISTIC WORK, e.g. FOR SCULPTURING, GUILLOCHING, CARVING, BRANDING, INLAYING
Subclass 1/04: 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 B23Q 35/00) wherein three-dimensional copies are made having devices for changing, e.g. proportionally enlarging or reducing, the shape from an original pattern