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TUNON DUQUE JESUS MARIA
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TUNON DUQUE JESUS MARIA
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Application filed by TUNON DUQUE JESUS MARIAfiledCriticalTUNON DUQUE JESUS MARIA
Priority to ES8802995UpriorityCriticalpatent/ES1007912Y/en
Publication of ES1007912UpublicationCriticalpatent/ES1007912U/en
Application grantedgrantedCritical
Publication of ES1007912YpublicationCriticalpatent/ES1007912Y/en
IMPROVEMENTS IN THE SYSTEMS FOR PREPARING CAST MOLDS, IMPROVEMENTS IN THE DEVICES FOR BLOWING SAND IN MOLDS AND METHOD OF BLOWING SAND OF QUICK SETTING IN MOLDS