Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES0009594UpriorityCriticalpatent/ES9594U/es
Publication of ES9594UpublicationCriticalpatent/ES9594U/es
Nuevo tipo de encuadernación, caracterizado por que las tapas del cuaderno o block, constituidas por uno o dos cartones o cartulinas, se encuentran formando un doblez ceja o pestaña -3- (figs. 2ª. y 3ª.) sujeto por varias grapas, pegado o cualquier otro medio, a cuyo doblez, ceja o pestaña se encuentran sujetas las hojas -5- del cuaderno o block.
ES0009594U1944-01-281944-01-28Tipo de encuadernación con espiral invisible
PendingES9594U
(es)