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Maruman Maruman

The Maruman Maruman is an arithmetic calculator with 8 digits precision and algebraic logic. It has 6 functions, 23 keys, and one of the early LCD (liquid crystal) displays which incorporated a yellow filter. Note: Calculator with cigarette lighter.

Facts at a glance:

FeatureValue
TypeArithmetic
Functions6
Keys23
Precision8
LogicAlgebraic
Display typeYLCD
Length67mm
Width35mm
Thickness12mm
Year introduced1975

Replacements:

If you have a Maruman Maruman that is no longer working, you can consider replacing the calculator with a modern equivalent.

We suggest the following current models as possible replacements:

See other calculators by Maruman