Selectively operated, clock-controlled repetitive calculator

Details Selectively operated, clock-controlled repetitive calculator Selectively operated, clock-controlled repetitive calculator

1976-06-10

1977-11-15

Malzahn, David H.

Boots, shoes, and leggings

364761, 364768, G06F 750, G06F 752

Patent

active

040587142

ABSTRACT:
A portable calculator which performs selected arithmetic computations including addition, subtraction, multiplication and division includes a selectively operative clock circuit. When activated, the clock circuit repetitively performs the preselected mathematical computation at predetermined intervals to obtain a total quantity that is a function of a specific time period.

REFERENCES:
patent: 3788058 (1974-01-01), Idei et al.
patent: 3860806 (1975-01-01), Fichter et al.

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