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GB1284718A
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A method of manufacturing a hectographic paper
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GB1284719A
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Hectographic paper
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GB1175065A
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Copy Sheet and Method of Making the Same
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US3306867A
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Transfer media comprising resin, carrier fluid and quaternary ammonium compound
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GB1000682A
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Carbon papers
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GB973362A
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Transfer sheets
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GB975458A
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Carbon papers
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GB945768A
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Improvements in or relating to transfer sheets, ribbons or the like and compositionstherefor
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GB925701A
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Improvements in or relating to transfer sheets, ribbons, tapes or the like and transfer compositions therefor
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DE1079080B
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Process for making copies on paper or ae. documents
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CA831080A
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Waxless transfer compositions comprising quaternary ammonium compounds
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CA398143A
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Carbon paper with waxed back
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