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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
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