1937 – Elektro – Joseph M. Barnett (American)

    Colour photo of Elektro at the 1939-40 World's Fair held in New York.   ELEKTRO- "the Moto-Man This 260-lb. mechanical man at the New York World's Fair 1939 walks, talks, smokes, and selects colors! His anatomy includes an "electric eye," 48 relays, 11 motors, a microphone, grid-glow tube, and amplifiers. THIS mighty automaton …

1931 – Willie Vocalite – Joseph M. Barnett (American)

Westinghouse's first robot was "Herbert Televox" built by Roy Wensley out at their East Pittsburgh, Pensilvania plant. Wensley left Westinghouse, but another man of metal was born.  Referred to as the son of "Herbert Televox", "Mr. Vocalite", later called "Willie Vocalite" was conceived and designed by Joseph (Barney) M. Barnett, member of the Westinghouse Engineering Department at their plant …

1927 – Televox – Roy J. Wensley (American)

                         Whilst Roy James Wensley's "Televox" came about in 1927, he had invented and patented an earlier "supervisory control system" (patent filed in 1923).  This system was effectively a system that could "remotely control"  equipment via power lines, wireless, telephone lines, but not sound, which is how it is differentiated with the later "Televox".  Some articles give this earlier "supervisory …