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Individual
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Individual
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Priority to ES0029241UpriorityCriticalpatent/ES29241U/es
Publication of ES29241UpublicationCriticalpatent/ES29241U/es
Helicoide, en plástico, para encuadernación, caracterizado por estar compuesto por una varilla de piririlino, estileno o plástico polimerizable, que se arrolla o conforma en caliente, en forma de helicoide recto, dotando a sus extremos de cabos o terminales más gruesos, pegados o soldados al mismo, a fin de que terminan en forma roma por ambos lados.
ES0029241U1951-12-181951-12-18Helicoide en plástico para encuadernación
PendingES29241U
(es)