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Application filed by Inst Odlewnictwa Mh I PmfiledCriticalInst Odlewnictwa Mh I Pm
Priority to PL23589482ApriorityCriticalpatent/PL128940B2/en
Publication of PL235894A2publicationCriticalpatent/PL235894A2/en
Publication of PL128940B2publicationCriticalpatent/PL128940B2/en