Many things have happened to get us to the place where robots / robotics are today.  Here are some things for your information. (very much under construction!)

1920

The word "Robot" is first coined in R.U.R, a play by Karel Capek

1982

RB Robot introduces the first mass produced home robot, the RB5X

Heathkit follows suit and 3 weeks later announces their new robot, the Hero 1