One data point: "1974: The world's first microcomputer controlled electric industrial robot, IRB 6 from ASEA, was delivered to a small mechanical engineering c

One data point: "1974: The world's first microcomputer controlled electric industrial robot, IRB 6 from ASEA, was delivered to a small mechanical engineering company in southern Sweden" Here's a cute video showing this robot, still in use 40 years later: https://www.youtube.com/watch?v=2xNgQhLAPyI https://www.youtube.com/watch?v=2xNgQhLAPyI