Chester Carlson was born in Seattle in 1906. His parents—Olof Adolph Carlson and Ellen Josephine Hawkins—had grown up on neighboring farms in Grove City, Minnesota, a tiny Swedish farming community ...
The workplace has never been the same. Seventy-five years ago today, Chester F. Carlson invented the process of dry photocopying known as electrophotography. The innovation led to the creation of the ...
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