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Individual
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Individual
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Priority to ES0224408ApriorityCriticalpatent/ES224408A2/en
Publication of ES224408A2publicationCriticalpatent/ES224408A2/en
Improvements in the object of the main patent, characterized in that the punch of the machine has a head (12) of general conical shape and a body (7) whose general diameter is less than the largest diameter of the head, which it allows to reduce the work of rubbing of the piece in the process of working on the wall of the punch. (Machine-translation by Google Translate, not legally binding)
ES0224408A1955-10-041955-10-04A procedure of extrusion of parts of conical form (Machine-translation by Google Translate, not legally binding)
ExpiredES224408A2
(en)