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
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Individual
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Publication date
Priority claimed from AT974761Aexternal-prioritypatent/AT230328B/en
Priority claimed from AT375462Aexternal-prioritypatent/AT239187B/en
Application filed by IndividualfiledCriticalIndividual
Publication of ES283486A1publicationCriticalpatent/ES283486A1/en
B42F5/00—Sheets and objects temporarily attached together; Means therefor; Albums
Landscapes
Sheet Holders
(AREA)
Abstract
Device to prevent the mutual friction of diaphanous covers made of plastic sheets bound in folders or ring books, characterized in that the device consists of an intermediate piece adjusted to the size of the diaphanous covers, which fills the gap that remains within the folder and it can be clamped together with the folder and the diaphanous covers by means of a closure. (Machine-translation by Google Translate, not legally binding)
ES0283486A1961-12-221962-12-18Improvements in document files
ExpiredES283486A1
(en)