Addiator Duplex (Bundeswehr) # d301197 (ca 1955)
Addiator Rechenmaschinenfabrik, C. Kubler, Berlin, Germany
dimensions...........12,3 x 7,8 x 0,4 cm
weight..................130 g
material................brass
digits....................9
double sided
The German Army (Bundeswehr) placed an order for 1500 Addiator-Duplex in the year 1960-1963. Addiator-company had to engrave the nummer BW 7520-12-129-3959 on the top (see red area)