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Application filed by Zaklady Aparatury SpawalniczejfiledCriticalZaklady Aparatury Spawalniczej
Priority to PL23987482ApriorityCriticalpatent/PL130674B2/en
Publication of PL239874A2publicationCriticalpatent/PL239874A2/en
Publication of PL130674B2publicationCriticalpatent/PL130674B2/en