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Hyman Lipman registered the first patent for a pencil with an attached eraser. Well, he did as soon as he found something to write with as we see in this episode of Did This Happen?!
Clerk – Chris Sheets
Find out more about the Hyman Lipman!
©2014 Grant Baciocco/Saturday Morning Media
By Grant Baciocco/Saturday Morning Media4
2121 ratings
Hyman Lipman registered the first patent for a pencil with an attached eraser. Well, he did as soon as he found something to write with as we see in this episode of Did This Happen?!
Clerk – Chris Sheets
Find out more about the Hyman Lipman!
©2014 Grant Baciocco/Saturday Morning Media

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