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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DUDONYT JEAN PAUL
Original Assignee
DUDONYT JEAN PAUL
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Filing date
Publication date
Application filed by DUDONYT JEAN PAULfiledCriticalDUDONYT JEAN PAUL
Priority to ES0247835ApriorityCriticalpatent/ES247835A3/en
Publication of ES247835A3publicationCriticalpatent/ES247835A3/en
Improvements introduced in the classification covers made with the help of a folded sheet according to at least two foldings, one of which refers to a flap established on one of the edges of this cover characterized because it has at least one reference means constituted by a discontinuity which has been prepared during the formation of the cover by a cut or by a cutting fillet made in said sheet, this discontinuity being located when the cover is finished in the vicinity of a part of the fold relative to the flap. (Machine-translation by Google Translate, not legally binding)
ES0247835A1959-03-111959-03-11Improvements introduced in classification covers (Machine-translation by Google Translate, not legally binding)
ExpiredES247835A3
(en)