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Permaglass Inc
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Permaglass Inc
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Priority claimed from US326713Aexternal-prioritypatent/US3332759A/en
Application filed by Permaglass IncfiledCriticalPermaglass Inc
Publication of ES306524A1publicationCriticalpatent/ES306524A1/es
Un metodo de preparar un articulo conformado que contiene carbon,a partir de un articulo conformado que contiene,al menos,5 por 100,en peso,de celulosa microcristalina.