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Application filed by Glowny Instytut GornictwafiledCriticalGlowny Instytut Gornictwa
Priority to PL20130677ApriorityCriticalpatent/PL104657B1/pl
Publication of PL201306A1publicationCriticalpatent/PL201306A1/pl
Publication of PL104657B1publicationCriticalpatent/PL104657B1/pl
PL20130677A1977-10-041977-10-04Sposob wybierania pokladow grubych silnie nachylonych oraz urzadzenie do wybierania pokladow grubych silnie nachylonych
PL104657B1
(pl)