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Charles Barbier de la Serre (French pronunciation: [ʃaʁl baʁbje də la sɛʁ]; 18 May 1767 – 22 April 1841) was the French inventor of several forms of shorthand and alternative means of writing, one of which became the inspiration for Braille.
William B. Purvis (12 August 1838 – 10 August 1914) [1] was an African-American inventor and businessman who received multiple patents in the late 19th-century. His inventions included improvements on paper bags, an updated fountain pen design, improvement to the hand stamp, and a close-conduit electric railway system.
Chester Floyd Carlson (February 8, 1906 – September 19, 1968) was an American physicist, inventor, and patent attorney born in Seattle, Washington.. Carlson invented electrophotography (now xerography, meaning "dry writing"), producing a dry copy in contrast to the wet copies then produced by the Photostat process; it is now used by millions of photocopiers worldwide.
Rebecca “Becky” Schroeder (born 1962) is an American inventor and one of the youngest females to be granted a U.S. patent at the age of 12. [1] At the age of 10, she conceived the idea of a luminescent backing sheet that would enable writing in the dark.
Penmanship is the technique of writing with the hand using a writing instrument. Today, this is most commonly done with a pen, or pencil, but throughout history has included many different implements. The various generic and formal historical styles of writing are called "hands" while an individual's style of penmanship is referred to as ...
Hall focused on experimental typefaces, typesetting, type design, and display configurations with ink on paper and metal placings which subsequently led to his first invention: the Hall Braille writer. He publicly announced his invention in May 1892 and unveiled it at the World's Columbian Exposition in October 1893. Hall-Braille writer, 1892
By the nineteenth century, writing slates were used around the world in nearly every school and were a central part of the slate industry. At the dawn of the twentieth century, writing slates were the primary tool in the classroom for students. In the 1930s (or later) writing slates began to be replaced by more modern methods. [5]
Working with his brother György, [5] [6] a chemist, he developed a new tip consisting of a ball that was free to turn in a socket, and as it turned it would pick up a special viscous ink from a cartridge and then roll to deposit it on the paper. Bíró patented the invention in Paris in 1938. During World War II, Bíró fled the Nazis with his ...
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