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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0007623UpriorityCriticalpatent/ES7623Y/es
Publication of ES7623UpublicationCriticalpatent/ES7623U/es
Application grantedgrantedCritical
Publication of ES7623YpublicationCriticalpatent/ES7623Y/es
Bloque para notas con hojas cambiables constituido por una placa de base que lleva en posición conveniente dos o más cierres o piezas de sujeción elásticas a la manera de los broches de presión en los cuales encajan de quita y pon piezas metálicas en forma de arco que penetran en perforaciones de las hojas de papel del bloque para retener estas hojas en posición y permitir su fácil recambio.
ES0007623U1942-07-071942-07-07Bloque para notas con hojas cambiables.
ExpiredES7623Y
(es)