If you have the opportunity to support those who work for free, in this non-profit museum, and with the aim of opening a museum in the city of Rieti dedicated to Texas Instruments. DONATE !

This MBO Junior manufactured in Germany is similar to the KIT-calculator Mini 73 sold by Ellenberger Electronic AG.

MBO International Electronic GmbH, Jena was founded 1973 and could be called the first company producing calculators in Germany. Already in 1976 MBO started to place their brand-label on Far-East OEM calculators, within the Datamath Calculator Museum you'll find some Toshiba based designs:

Year MBO designation Toshiba designation
1976 Conti 10 Homeland t.b.d.
1976 Conti 20 Homeland t.b.d.
1978 LC 2014 WA LC-834WA
1978 ALPHA 502 SLC-8261

 

 DATAMATH.org