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SPIRAX S L
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SPIRAX S L
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Priority to ES99688UpriorityCriticalpatent/ES99688Y/es
Publication of ES99688UpublicationCriticalpatent/ES99688U/es
Application grantedgrantedCritical
Publication of ES99688YpublicationCriticalpatent/ES99688Y/es
Encuadernador para blocs de notas, que se caracteriza por el hecho de estar formado por una varilla doblada de modo que presenta un tramo central recto, de cuyos extremos parten sendos anillos transversales abiertos y paralelos entre sí, en los que se ensartan las hojas y tapas del bloc a través de oportunos orificios marginales, estando los extremos de los mismos provistos de topes amovibles para la retención de dichas hojas y tapas.
ES99688U1963-05-171963-05-17Encuadernador para blocs de notas
ExpiredES99688Y
(es)