75339273
Aug 11, 1997
Dec 8, 1998
computer work stations comprised of cabinet, CPU (central processing unit), monitor, keyboard, trackball, and pointer device to compute NC (numerical control)-programs based on 3-dimensional CAD (computer aided manufacturing) models and to stimulate, to transmit, and to machine this NC-programs to a machine tool, while the machine is completely controlled by the computer work station
Electrical and Scientific Apparatus