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
Application filed by IndividualfiledCriticalIndividual
Priority to ES97080UpriorityCriticalpatent/ES97080U/en
Publication of ES97080UpublicationCriticalpatent/ES97080U/en
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Abstract
Self-opening envelope, characterized by the fact of presenting a drill in continuous by a line parallel and close to one of its edges, which forms a weakening track on both sides of the envelope in order to effect traction on a corner thereof, the terminal of said line opens, tearing the envelope through the aforementioned weakening track. (Machine-translation by Google Translate, not legally binding)
ES97080U1962-10-021962-10-02Improvements in the manufacture of envelopes (Machine-translation by Google Translate, not legally binding)
PendingES97080U
(en)
Postsobre of a single body with flaps of closure confecconada with graphical printing fatogrºlfica publicitaria (Machine-translation by Google Translate, not legally binding)