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A spirit duplicator (also Rexograph and Ditto machine in North America, Banda machine and Fordigraph machine in the U.K. and Australia) is a printing method invented in 1923 by Wilhelm Ritzerfeld, which was used for most of the 20th century. The term "spirit duplicator" refers to the alcohols that were the principal solvents used in generating ...
Since the sale of the sites for the production of pressroom chemicals in 2019, there are further production sites abroad in St. Gallen (label printing machines under the Gallus brand) and in the United States (folding machines for the brand Baumfolder). Around 87% of its turnover of €2.4 billion was generated abroad in the 2023/24 financial year.
A heliographic copier or heliographic duplicator [1] is an apparatus used in the world of reprography for making contact prints on paper from original drawings made with that purpose on tracing paper, parchment paper or any other transparent or translucent material using different procedures.
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A resurgence of interest in letterpress printing as a hobby, and as a premium commercial product, resulted in the reintroduction of the Adana "Eight-Five" in 2016, when production of the machine was restarted. The basic design has been modified to produce a thicker body shell, capable of achieving the deeper letterpress impression now fashionable.
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HP LaserJet 5 printer The Game Boy Pocket Printer, a thermal printer released as a peripheral for the Nintendo Game Boy This is an example of a wide-carriage dot matrix printer, designed for 14-inch (360 mm) wide paper, shown with 8.5-by-14-inch (220 mm × 360 mm) legal paper.
Donald W. Davies, The Early Models of the Siemens and Halske T52 Cipher Machine (also reprinted in Cryptology: Yesterday, Today and Tomorrow) Donald W. Davies, New Information on the History of the Siemens and Halske T52 Cipher Machines (reprinted in Selections from Cryptologia: History, People, and Technology , Artech House, Norwood, 1998)