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.)
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Individual
Original Assignee
Individual
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Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES1969151428UpriorityCriticalpatent/ES151428Y/en
Publication of ES151428UpublicationCriticalpatent/ES151428U/en
Application grantedgrantedCritical
Publication of ES151428YpublicationCriticalpatent/ES151428Y/en
Leaf-holder sheet for books with changeable sheets, characterized essentially by consisting of a flexible and transparent sheet provided with rows of opposite pairs of incisions for the removable and ordered placement of the cards which, with the appropriate references, are constituted by respective flexible sheets in shape of strip provided with two extreme fins introduced by said incisions. (Machine-translation by Google Translate, not legally binding)
ES1969151428U1969-08-191969-08-19
SHEET HOLDER FOR BOOKS WITH CHANGING SHEETS.
ExpiredES151428Y
(en)
Element to form samples in cascade for diverse publications and propaganda of the same ones (Machine-translation by Google Translate, not legally binding)