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Individual
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Individual
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Priority to ES122136UpriorityCriticalpatent/ES122136U/es
Publication of ES122136UpublicationCriticalpatent/ES122136U/es
Juego de elementos de dibujo perfeccionado caracterizado por comprender un cartabón y una escuadra los cuales y en su superficie de contacto con el objeto a dibujar presenta sendas rayas paralelas a sus catetos que permiten una rápida alineación sobre cualquier línea guía consiguiéndose por la transparencia del material constituyente de ambos elementos.
ES122136U1966-05-261966-05-26Juego de elementos de dibujo perfeccionado
PendingES122136U
(es)