1960: Wisconsin Firm Begins Producing Commercial PV Cells
The first large commercial production of selenium and silicon PV cells (see 1955) begins at Silicon Sensors, Inc. of Dodgeville, Wisconsin. [US Department of Energy, 2002 
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The first large commercial production of selenium and silicon PV cells (see 1955) begins at Silicon Sensors, Inc. of Dodgeville, Wisconsin. [US Department of Energy, 2002 ]