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Individual
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Priority to ES41820ApriorityCriticalpatent/ES41820A1/es
Publication of ES41820A1publicationCriticalpatent/ES41820A1/es
ES41820A1907-10-191907-10-19Un recipiente para enrollar y para sacar fácilmente trozos perforados de tiras de papel como sellos, etiquetas y demás.
ExpiredES41820A1
(es)
Un procedimiento de troqueles dobles combinados para picar papel de vasares y aparadores en cualquier dibujo, dimensiones y clase de material que en su construcción se emplee.
Un procedimiento industrial para estampar papel por medio de discos por una o dos caras para aplicarlo a la confección de sobres llamados protectores y papel de cartas y otros usos.