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AIzaSyCYaC8UkdPkQKLFUmpasLV5eC3M802CrcA
October 30, 2019
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jan 1, 1956 - The first solar cells are available commercially

Description:

The price was high: $300 per watt

Added to timeline:

11 months ago
0
0
69
econ

Date:

jan 1, 1956
Now
~ 63 years ago
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