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Individual
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Priority to ES270379ApriorityCriticalpatent/ES270379A1/en
Publication of ES270379A1publicationCriticalpatent/ES270379A1/en
Improvements in the construction of dies, according to which a rigid solid base is provided, limited by two parallel flat faces, whose contour corresponds to the outer contour of the sheet to be cut, rigidly joining to the side walls of this base a flexible strip, cut exactly to the necessary length in each case, and equipped with continuous cutting edge on its two longitudinal edges, protruding uniformly from the corresponding faces of the base, so that each of these edges remains exactly located along its entire length on the same plane parallel to those of the said faces. (Machine-translation by Google Translate, not legally binding)
ES270379A1961-08-161961-08-16Improvements in the construction of dumps (Machine-translation by Google Translate, not legally binding)
ExpiredES270379A1
(en)