Pocket Arithmometer

Arithmometer
Date of appearance: 1935 — 1939
Made in: Leningrad, USSR
Dimensions: 98 × 10 × 155 mm
Weight: 145 g
Tags: russiamakes, россияделаетсама, polytech, рдс, политех


It is a modification of H. Kummer's adding machine. Designed to perform addition and subtraction. It has a nine digits setting mechanism and a nine digits counter. Numbers are entered by means of a stylus.

Pocket Arithmometer
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Posted by Polytechnic Museum

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