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Ludwig Robicsek
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Individual
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Individual
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7693. Robicsek, L. April 11. Printing-paper.-Gelatin - emulsion papers are prepared by using unsized paper and omitting baryta or like supporting - layer. The gelatin and sensitizing- emulsion solidify in the fibres of the paper web and facilitate the subsequent application of water colours.
GB190507693D1905-04-111905-04-11Improvements in and relating to the Manufacture of Sensitized Gelatine Emulsion Papers
ExpiredGB190507693A
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