Science on the 19th of November 1895 in history

Science

Date	Type	Text
19 Nov 1895 Paper pencil	science	Paper pencil In 1895, the first U.S. patent for a paper pencil was issued to Fredrick E. Blaisdell of Philadelphia, Pa. His patent No. 549,952 was accompanied by No. 550,212 on the same date on a machine for manufacturing pencils.	0

18th November 1895 20th November 1895

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Science on the 19th of November 1895 in history

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