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Individual
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Individual
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Priority to ES50764ApriorityCriticalpatent/ES50764A1/es
Publication of ES50764A1publicationCriticalpatent/ES50764A1/es
El procedimiento industrial cartón-cuero formado de varias capas del mismo material solo o con otros productos unidos entre sí por los mismos elementos de impregnación o por otros en toda su extensión o dejando una orilla sin pegar.
Un procedimiento de preparación de una materia especial imputrefactible transparente, que ofrece una gran resistencia considerándose como no inflamable y susceptible de poderse elaborar en forma de objetos diversos tales como hojas, bandas, fajas, películ