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Application filed by Intreprinderea De Utilaj Greu"Progresul",RofiledCriticalIntreprinderea De Utilaj Greu"Progresul",Ro
Priority to RO113213ApriorityCriticalpatent/RO87460B1/en
Publication of RO87460A2publicationCriticalpatent/RO87460A2/en
Publication of RO87460B1publicationCriticalpatent/RO87460B1/en