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plates fixed on cylinders for printing long rolls of paper. In 1818, styling himself as a printer, he patented (No. 4194) certain improvements in printing, which consisted of a method for a better distribution of the ink, and an improved manner of conveying the sheets from one cylinder to another.
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This was the origin of the "perfecting machine" which printed on both sides of the paper at once. Cowper did not invent the soft composition for distributing the ink, which superseded the old pelt-balls in hand-presses, but devised the system of forming it into rollers.
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For many years Edward was in partnership with his brother
Ebenezer, and the machines of Messrs. E. & E. Cowper were used throughout Europe. Ebenezer (1804–1880) carried on the practical part of the business.
117:, superseding Koenig's machine. The rate of printing was five thousand an hour, a large improvement. Edward and Ebenezer Cowper also invented a cylinder card-printing machine.
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In 1827 Applegath and Cowper jointly invented the four-cylinder machine, which
Applegath erected for
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Towards the end of his life Edward Cowper was professor of manufacturing art and mechanics at
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Dictionary of
Nineteenth-century Journalism in Great Britain and Ireland
29:(1790–1852) was an English printing engineer, inventor, and academic.
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In 1816, when he described himself as an ironmonger and mechanist of
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Cowper was the improver of the steam printing machine, projected by
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Cowper went into partnership as a printer with his brother-in-law,
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fell through. Their printing business in Duke Street,
16:English printing engineer, inventor and academic
190:. Vol. 12. London: Smith, Elder & Co.
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82:17 October 1852, in his sixty-third year.
19:For the British mechanical engineer, see
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137:Brake, Laurel; Demoor, Marysa (2009).
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61:, Applegath alone, was employed by
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143:. Academia Press. pp. 21–2.
59:Dictionary of the Art of Printing
187:Dictionary of National Biography
49:, London was then acquired by
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67:to improve their presses.
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181:"Cowper, Edward"
76:King's College London
27:Edward Shickle Cowper
21:Edward Alfred Cowper
94:and implemented by
39:Augustus Applegath
228:English inventors
223:English engineers
150:978-90-382-1340-8
92:William Nicholson
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213:1852 deaths
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86:Innovations
202:Categories
107:stereotype
80:Kensington
115:The Times
64:The Times
57:in his
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121:Notes
145:ISBN
33:Life
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