"MM7" on the left, Claus Scholz in the middle and "MM8" on the right.  Scholz made MM7 between 1957-8 and finished with MM9 in 1973, so I believe.  The MM7 Selektor human machine is the development for which the international scientist Scholz-Nauendorff, nicknamed the "Viennese father of robots", is best known. Designed as a means of … Continue reading 1957-73 – “MM6″,”MM7 Selektor” & “MM8 Contina” Selektor – Claus Scholz (Austrian)