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Application filed by Glowny Instytut GornictwafiledCriticalGlowny Instytut Gornictwa
Priority to PL20021177ApriorityCriticalpatent/PL109162B1/pl
Publication of PL200211A1publicationCriticalpatent/PL200211A1/pl
Publication of PL109162B1publicationCriticalpatent/PL109162B1/pl