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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Priority to ES0084431UpriorityCriticalpatent/ES84431U/en
Publication of ES84431UpublicationCriticalpatent/ES84431U/en
An improved envelope, characterized in that its main rectangular face, provided with three adjacent lateral flanges and of scarce width, is joined by a fold with a prolongation that rebounds on it, which has, at its free end, a flange also of little width; both the inner face of the central flange of the main face and the outer side of the flange, likewise central, of the minor face, will be covered by an adhesive film that sticks only to itself and not to the uncoated paper. (Machine-translation by Google Translate, not legally binding)
ES0084431U1960-11-221960-11-22Over perfected (Machine-translation by Google Translate, not legally binding)
PendingES84431U
(en)
Distancing element and procedure for its assembly, applicable in the construction industry (Machine-translation by Google Translate, not legally binding)