Patent drawing - PhotoelectricEffect(Tesla) - . Public domain  image

Patent drawing - PhotoelectricEffect(Tesla) - . Public domain image

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Summary

photoelectric_effect - Tesla patent - small PNG
See also: en:Image:PhotoelectricEffect(Tesla-small).PNG

Patent number: US 685,957 - Apparatus for the Utilization of Radiant Energy - 1901

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Date

1901
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Source

USPTO
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