Itâs October 22nd, and on this day in 1938 Chester Carlson invented the copy machine.   The Seattle nativeâs invention was the next leap in written communication at the time. The process he originally called electrophotography, later called xerography, used opposite electrical charges and light to transfer any image or document exposed to it. A copy. Can you imagine a classroom without copies?

Itâs October 22nd, and on this day in 1938 Chester Carlson invented the copy machine. The Seattle nativeâs invention was the next leap in written communication at the time. The process he originally called electrophotography, later called xerography, used opposite electrical charges and light to transfer any image or document exposed to it. A copy. Can you imagine a classroom without copies?

Itâs October 22nd, and on this day in 1938 Chester Carlson invented the copy machine. &nbsp; The Seattle nativeâs invention was the next leap in written communication at the time. The process he originally called electrophotography, later called xerography, used opposite electrical charges and light to transfer any image or document exposed to it. A copy. Can you imagine a classroom without copies?

10.22 - Chester Carlson invents copy machine

âThis Day in Educationâ is a daily podcast about education history. Every day, weâll take you through an event that impacted education on that day, in history. Follow along on Twitter and Instagram @thisdayined, or go to thisdayined.org for more information. Produced by SYS Education, hosted by Natalie Conway and Beau Neal.

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10.22 - Chester Carlson invents copy machine

10.22 - Chester Carlson invents copy machine