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Around 1914, Keeran invented the basic mechanism for the Eversharp, thought up the "Eversharp" trademark (inspired by the Winchester Rifle logo), and set up a company to make and sell Eversharp pencils. He relocated to Evanston, Illinois, and entered into a business alliance with the Wahl Adding Machine Company in Chicago. Wahl officers ...
A pencil (/ ˈ p ɛ n s ə l / ⓘ) is a writing or drawing implement with a solid pigment core in a protective casing that reduces the risk of core breakage and keeps it from marking the user's hand. Pencils create marks by physical abrasion, leaving a trail of solid core material that adheres to a sheet of paper or other surface.
Joseph Dixon (1799–1869) was an inventor, entrepreneur and the founder of what became the Dixon Ticonderoga Company, a well-known manufacturer of pencils in the United States. His fascination with new technologies led to many innovations such as a mirror for a camera that was the forerunner of the viewfinder , a patented double-crank steam ...
A mechanical pencil or clutch pencil is a pencil with a replaceable and mechanically extendable solid pigment core called a "lead" / ˈ l ɛ d /. The lead , often made of graphite , is not bonded to the outer casing, and the user can mechanically extend it as its point is worn away from use.
In 1810, he invented an artificial pumice and years later, a version of stoneware which was used to make mortars, funnels, and other utensils. A flexible, unbreakable blackboard was also produced. In 1792, Hardtmuth established a pencil factory in Vienna after he succeeded in creating an artificial graphite pencil by mixing powdered graphite ...
The Dixon Ticonderoga Company (/ t aɪ k ɒ n d ə ˈ r oʊ ɡ ə /) is an American manufacturer of office and art supplies based in Heathrow, Florida.A subsidiary of Italian-based F.I.L.A. SpA, the company offers a number of brands, with one of the most well-known being Ticonderoga: the yellow No. HB 2 pencil known for its distinctive green and yellow ferrule.
Hymen L. Lipman (c. 1817/1823 – November 4, 1893) is credited with registering the first patent for a pencil with an attached eraser on March 30, 1858 (U.S. patent 19,783). Hymen L. Lipman was born March 20, 1817, in either Kingston, Jamaica or in the Bahamas, to English parents.
A pencil extender (or pencil lengthener) is a small instrument (made out of metal or wood) allowing to extend small pencils, in order to facilitate their use. [1]