Brother 412 (Calther 412)

The Brother 412 is an arithmetic calculator with 12 digits precision and algebraic logic. It has 6 functions, 19 keys, and a display using Nixie tubes. The power source is Solar.

Facts at a glance:

Feature Value
Type: Arithmetic
Functions: 6
Keys: 19
Precision: 12
Logic: Algebraic
Display type: Nixie
Power Source: Solar
Year introduced: 1980

See other calculators by Brother