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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES0039132UpriorityCriticalpatent/ES39132Y/en
Publication of ES39132UpublicationCriticalpatent/ES39132U/en
Application grantedgrantedCritical
Publication of ES39132YpublicationCriticalpatent/ES39132Y/en
Perforating, Stamping-Out Or Severing By Means Other Than Cutting
(AREA)
Abstract
An apparatus for opening envelopes by cutting one of its edges, characterized in that it has a support and a blade made in the form of a helix, this blade being cut or arranged on a cylinder, means for supporting the cylinder with its blade a suitable level on the support and an element, preferably in the form of a metal rule, arranged in the support for placing on it the envelope to be opened and cooperating this element with the helical blade to perform this cooperation the desired cut. (Machine-translation by Google Translate, not legally binding)
ES0039132U1953-11-191953-11-19
Apparatus for opening envelopes
ExpiredES39132Y
(en)
Separating device for thin bodies, especially for the separation of a thread in textile machines. (Machine-translation by Google Translate, not legally binding)
Improvements in rotary shears to cut metal plates or other material according to straight, curved or mixed lines (Machine-translation by Google Translate, not legally binding)