Tektronix got into the machine numeric control business in the early 1970s by designing equipment for it's own internal needs.  The results were a superb system and a new market for Tektronix opened up.  This January 8, 1971 TekWeek features the introduction of the 1701 and 1702 numeric control systems.  Click on the image to view the PDF.

 

This January 28, 1972 TekWeek/TekTalk describes how numeric control in the Model Shop significantly speeds up fabrication.  Click on the image to view the PDF.