103 Bogenstraße, Koblenz, Rhineland Palatinate.
Malerei / Artist-Painter
Known dates: Schmidt marking's have been seen as early as 1957.
Sometime between 1966 and 1972 the mark changed to Hugo Schmidt, which continued on to 1991.
Steins purchased from:
Reference:
"Cold War" Porcelain stein, dated 1957. 
Basemark on stein left.
Basemark on stein right. 
"Cold War" Porcelain stein . 