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Top view of a Challenge Hi-Speed Quoin, model H M47, by The Challenge Mchry Co, Grand Haven, Michigan, U.S. The hole to the right of center is for a quoin key. The quoin is about 190 mm (7.5 in) long, and 18 mm (0.7 in) tall. The width expands by about 10 points, from 17 mm (0.68 in) to 21 mm (0.82 in) as the quoin key is turned clockwise.
Paper cutters were developed and patented in 1844 by French inventor Guillaume Massiquot. Later, Milton Bradley patented his own version of the paper cutter in 1879. [1] Since the middle of the 19th century, considerable improvements to the paper cutter have been made by Fomm and Krause of Germany, Furnival in England, and Oswego and Seybold in the United States.
Used extensively in bookbinding, a board shear is a large, hand-operated machine for cutting board or paper. Like scissors, a board shear uses two blades to apply shear stress exceeding the paper's shear strength in order to cut. The stationary blade forms the edge of the cutting table, with the moving blade mounted on a cutting arm.
The first paper shredder is credited to inventor Abbot Augustus Low, whose patent was filed on February 2, 1909. [1] His invention was never manufactured because he died prematurely soon after filing the patent. [2] Adolf Ehinger's paper shredder, based on a hand-crank pasta maker, was the first to be
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