Thaleswerk, Rechenmaschinen-Spezialfabrik G.m.b.H., Rastatt, Germany
Designer of this pinwheel calculator was Emil Schubert (1883-1952). The first Thales calculator was introduced in 1911. Production ceased in 1970s.
Designer of this pinwheel calculator was Emil Schubert (1883-1952). The first Thales calculator was introduced in 1911. Production ceased in 1970s.