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Invented by Harold Grossman [53] for the Empire Pencil Company in 1967, plastic pencils were subsequently improved upon by Arthur D. Little for Empire from 1969 through the early 1970s; the plastic pencil was commercialised by Empire as the "EPCON" Pencil. These pencils were co-extruded, extruding a plasticised graphite mix within a wood ...
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 ...
The first products for sale were released in 1951, followed by pencils in 1960. [ 2 ] In 1963 Pentel launched the "Sign Pen", a fibre-type pen that was used by then President of the United States Lyndon B. Johnson , who bought a dozen of them to sign photographs, apart from being adopted as the official writing instrument of NASA and going into ...
A colored pencil (American English), coloured pencil (Commonwealth English), [1] colour pencil (Indian English), map pencil, [2] pencil crayon, or coloured/colouring lead (Canadian English, Newfoundland English) is a type of pencil constructed of a narrow, pigmented core encased in a wooden cylindrical case.
The "Eagle Pencil Company" was founded by Franconian immigrant Daniel Berolzheimer from Fürth [6] [7] in 1856 opening a pencil shop in New York City and a factory in Yonkers. In 1894 the company extended its business opening office, warehouse and showrooms in London. [8] Eagle Pencil Co. ad, c. 1900
Between 1822 and 1874, more than 160 patents were registered pertaining to a variety of improvements to mechanical pencils. The first spring-loaded mechanical pencil was patented in 1877. Two of the most popular 19th-century lead sizes were 1.5 and 1.03 mm, "VS" and "M", respectively.
Aaron Bartholmey started a pencil collection after a Christmas gift from his first-grade teacher. Three decades later, he has a Guinness World Record. This Iowan has collected pencils for 30 years.
[4] [12] Polypropylene is used instead of polystyrene because it absorbs impact better, reducing the chance of the pen cracking or splitting if it is dropped onto the cap. [13] The pen's dimensions are 5 + 7 ⁄ 8 by 1 ⁄ 2 inch (14.9 cm × 1.3 cm) with the cap, [11] or 14.5 cm × 0.7 cm (5 + 11 ⁄ 16 in × 1 ⁄ 4 in) without the cap.