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Priority to ES1968137832UpriorityCriticalpatent/ES137832Y/en
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Publication of ES137832YpublicationCriticalpatent/ES137832Y/en
Improved matrix for simultaneous operations, essentially characterized by the fact of comprising a rule of translation articulated on a lever provided with a retaining spring and an angular extension capable of being driven by a roller integral with the fixed part of the matrix. (Machine-translation by Google Translate, not legally binding)
ES1968137832U1968-04-131968-04-13
PERFECTED MATRIX FOR SIMULTANEOUS OPERATIONS.
ExpiredES137832Y
(en)