Virtual Museum of Calculators

Váltás magyarra

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All Hungarian calculators HT EMG (HUNOR) Sharp Casio Texas Instruments Hewlett-Packard Canon Soviet

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four-function

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3 calculator matches the criteria:

1

Híradástechnika Szövetkezet

HT

PTK-1023

1976-77

HT

TK-1023

1976-77

National Semiconductor Corporation

NSC

4520

1975-76

1

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