30
Mar

HISTORY TRIVIA: PENCIL PATENT ON THIS DATE IN 1858

hyman lipman main 

Hymen L. Lipman of Philadelphia, Pa (above) is credited with registering
the first patent for a pencil with an attached eraser (pic below). In 1862
Lipman sold his patent for $100,000.

 

pencil patent main

posted by Bob Karm in ANNIVERSARY,DEBUT,HISTORY,INVENTION and have No Comments

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