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Priority to ES1976224454UpriorityCriticalpatent/ES224454Y/en
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Publication of ES224454YpublicationCriticalpatent/ES224454Y/en
Syringe-test tube that is characterized because it has been constituted from a cylindrical general body, built in moldable material, which is completely open at one end, while its opposite end is closed, leaving only one hole of passage centered with respect to the longitudinal axis of the body and said body disposing in the vicinity of its open end of a suitable external thread. (Machine-translation by Google Translate, not legally binding)
Improvements in the manufacture of mandrels for apparatus intended for the manufacture of tubular elements of plastic materials. (Machine-translation by Google Translate, not legally binding)