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Blanchard's copying lathe traced a model to turn gun stocks, producing the desired contour automatically. [4] Originally used for gun stocks, it was subsequently used for numerous objects of irregular shape: piano legs, wig stands, shoe lasts, etc. In Blanshard's copying lathe a rotating template controlled the cutter which cut the blank ...
Duplicating machines were the predecessors of modern document-reproduction technology. They have now been replaced by digital duplicators, scanners , laser printers , and photocopiers , but for many years they were the primary means of reproducing documents for limited-run distribution.
Water-powered Blanchard lathe used for duplicating gun stocks from the 1850s. Harpers Ferry Armory. Blanchard then turned his attention to gun barrels, and invented a machine tool that streamlined the process of their manufacture. Hired by the Springfield Armory during its construction, Blanchard finished the machine in 1822. [6]
An A4-size Gestetner offset-printing machine. The Gestetner is a type of duplicating machine named after its inventor, David Gestetner (1854–1939). During the 20th century, the term Gestetner was used as a verb—as in Gestetnering. [1] The Gestetner company established its base in London, filing its first patent in 1879.
Duplicating in the year B.C. - Before (xerographic) Copies at the Wayback Machine (archived June 24, 2009) Making Copies from Carbon to Kinkos; Copies in Seconds (PDF) Antique Copying Machines at Officemuseum.com; Office and Reprographic Printing Cheatsheet – Preservation Self-Assessment Program
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A top government watchdog raised concerns Tuesday over the handling of leak investigations during the first Trump administration that targeted members of Congress and ...
An original 1966 model with the push-pin hole in the receiver can sell for around $37,000. These are very scarce because most of them were used as hosts for full-auto conversions prior to the May 1986 machine gun ban, one that was infamously used in the 1997 North Hollywood shootout. A full-automatic converted HK41/HKG3 can sell for over $20,000.