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WOOLF RORVALD DAVID
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WOOLF RORVALD DAVID
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Application filed by WOOLF RORVALD DAVIDfiledCriticalWOOLF RORVALD DAVID
Priority to ES0086617UpriorityCriticalpatent/ES86617Y/es
Publication of ES86617UpublicationCriticalpatent/ES86617U/es
Application grantedgrantedCritical
Publication of ES86617YpublicationCriticalpatent/ES86617Y/es
Bloc memorándum perfeccionado, caracterizado por el hecho de comprender un número múltiple de hojas que se fijan entre sí de modo que forman un bloc, poseyendo las hojas perforaciones tales que el papel pueda ser separado a lo largo de cada lado de una tira central, estando situados los medios de fijación en la referida tira central.