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Application filed by Duplex Printing Press CofiledCriticalDuplex Printing Press Co
Publication of CH61440ApublicationCriticalpatent/CH61440A/en
CH61440A1912-10-181912-10-18
Device for advancing the paper web in flat board printing presses with endless paper web and double-sided printing
CH61440A
(en)
A perfected process to produce from all kinds of surface peat mosses, peat fiber and its analogues a material with which cardboard paper and the like can be manufactured in more or less non-combustible conditions, being able to