ELKA
ELKA
ELKA is a Bulgarian brand of electronic calculator, developed by the Central Institute for Calculation Technologies and built at the Elektronika factory in Sofia. The name is a contraction of ЕЛектронен КАлкулатор, or "electronic calculator", and the word elka has, by extension, become the generic name for a calculator.The above text is a snippet from Wikipedia: ELKA
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