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Application filed by Elastomeri S G E S P A Soc GenfiledCriticalElastomeri S G E S P A Soc Gen
Priority to IT8921133ApriorityCriticalpatent/IT1230314B/it
Publication of IT8921133A0publicationCriticalpatent/IT8921133A0/it
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Publication of IT1230314BpublicationCriticalpatent/IT1230314B/it
Perfezionamento ai mezzi di comando meccanico di dispositivi valvolari, in particolare ma non esclusivamente per estintori esimili, del tipo a "valvola a sfera".