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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0041755UpriorityCriticalpatent/ES41755Y/en
Publication of ES41755UpublicationCriticalpatent/ES41755U/en
Application grantedgrantedCritical
Publication of ES41755YpublicationCriticalpatent/ES41755Y/en
An improved cover plate for its application to books and bindings, consisting of a rectangular plate of semi-rigid plastic material, folded on itself, with spine formation at its central area, and the ends in turn bent inwards for the corresponding housing of the covers, characterized essentially by presenting the upper and lower edges completely free. (Machine-translation by Google Translate, not legally binding)
ES0041755U1954-04-301954-04-30
An improved lid cover
ExpiredES41755Y
(en)