Unisonic Solar 185 handheld electronic calculator

John B. Priser1983

Lemelson Center for the Study of Invention and Innovation
Washington, DC, United States

Five small solar panels at the top powered the Unisonic 185 calculator. Unisonic Solar 185 handheld electronic calculator, about 1983, gift of John B. Priser. 1987.0435.15

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Details

Title: Unisonic Solar 185 handheld electronic calculator
Creator: John B. Priser
Date Created: 1983
Subject Keywords: Energy, Calculator, Solar Power, solar-powered, consumer electronics
Publisher: Lemelson Center

Lemelson Center for the Study of Invention and Innovation

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