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IND BETER CELIN Y ALONSO
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IND BETER CELIN Y ALONSO
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Priority to ES0016892UpriorityCriticalpatent/ES16892U/es
Publication of ES16892UpublicationCriticalpatent/ES16892U/es
Mechanical Pencils And Projecting And Retracting Systems Therefor, And Multi-System Writing Instruments
(AREA)
Abstract
Un lápiz escritor de bola, a dos tintas, caracterizado esencialmente por el hecho de tener acoplados, sobre un núcleo central cilíndrico, o similar, dos cuerpos diametralmente opuestos y simétricos, portadores de sendos tubos interiores, depósito de tinta, en cuyos tubos va acoplada una bola escritora, que constituye el vértice del cono terminal de aquellos.
ES0016892U1948-03-121948-03-12Lápiz escritor de bola a dos tintas
PendingES16892U
(es)