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Individual
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Individual
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Priority to ES22801ApriorityCriticalpatent/ES22801A3/es
Publication of ES22801A3publicationCriticalpatent/ES22801A3/es
Un procedimiento para confeccionar toda clase de objetos plásticos con papel comprimiendo en un molde capas de papel revestidas de una materia adhesiva.
Mejoras en las instalaciones de maquinaria para la fabricación de productos de cemento y otros productos calizo-arenoso y en la manera de irlos descargándolos dentro del molde.