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en.wikipedia.org/wiki/Pencil_sharpener

A pencil sharpener is a device for sharpening a pencil's writing point by shaving ... Pencil sharpeners made this task much easier and gave a more uniform result. Some specialized types of pencils, such as carpenter's ...

www.todayifoundout.com/index.php/2015/01/invention-pencil-sharpener

Jan 28, 2015 ... Though this was the first mechanical pencil sharpener, it wasn't much ... They named their invention the “Styloxynon” and it was pretty close to ...

www.biography.com/people/john-lee-love-21341825

Sep 23, 2016 ... While the pencil sharpener was Love's most successful invention, it was not his first. In 1895, he created and patented an improved plasterer's ...

www.historyofpencils.com/writing-instruments-history/pencil-sharpener-history

The first sharpener to fix this problem was A.B. Dick Planetary Pencil Pointer invented in 1896. It had two milling disks that rotated around their respective axes  ...

gizmodo.com/how-the-pencil-sharpener-was-invented-1682242025

Jan 28, 2015 ... Though this was the first mechanical pencil sharpener, it wasn't much ... Estwaux invented a conical-shaped device that, when a pencil was ...

www.swinglineblog.com/05/history-pencil-sharpeners-2

May 30, 2011 ... Throughout human history startling technological leaps have made life easier and work more efficient. According to the folks at Pencil.com (who ...

www.thoughtco.com/john-lee-love-profile-1992097

Sep 5, 2016 ... John Lee Love's pencil sharpener was patented in 1897. John Lee Love's first invention was the plasterer hawk.

2pat.wordpress.com/2009/02/25/who-invented-the-pencil-sharpener

Feb 25, 2009 ... Of course the very first pencil sharpeners were knives and blades, but the first patent for a tool especially for sharpening pencils was made by ...

www.officemuseum.com/electric_sharpener_gallery.htm

"Thomas Hefferman has made an art of pencil sharpening. An important member of the Long Lines Traffic Co., New York City, is Tom. On average he sharpens a ...

pencils.com/pencil-patents-john-lee-love-s-portable-pencil-sharpener

Jun 23, 2015 ... African-American inventor John Lee Love changed the way we think about pencil sharpeners in 1894 when he invented the “Love Sharpener,” ...