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Priority to ES0017411UpriorityCriticalpatent/ES17411Y/en
Publication of ES17411UpublicationCriticalpatent/ES17411U/en
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Publication of ES17411YpublicationCriticalpatent/ES17411Y/en
Chromos perforating machine, characterized in that it is composed of a set of pieces, enclosed in a box of variable form, and consists essentially of a crank that moves to a cylinder in which they go wound in the form of endless tape, the cards that they try to perforate so that when turning the handle, the cards go through a plate of cork or equivalent material, then descending suddenly a plate provided with letters and dotted numbers, which perforates the chrome, which leaves through a slot at outside, everything as described in detail in the report, and represented in the drawings. (Machine-translation by Google Translate, not legally binding)