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Expired
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Richard Webb
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Individual
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Individual
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Publication of GB189719783ApublicationCriticalpatent/GB189719783A/en
19,783. Webb, R. Aug. 27. Ink.-Relates to a security ink, particularly applicable for letterpress printing. Suitable proportions of dextrin and treacle or golden syrup are mixed together, the mass is thinned with glycerine, and a suitable quantity of an aniline dye is added.
GB189719783D1897-08-271897-08-27Improvements in Printing Inks.
ExpiredGB189719783A
(en)
Improvements in the Preparation of Rollers for Printing Calico, Wall Papers, and other Materials, and in Colouring and Inking Apparatus to be Used therewith.