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Application filed by Konsturktorskoe Bjuro KoxokhimfiledCriticalKonsturktorskoe Bjuro Koxokhim
Priority to YU53668ApriorityCriticalpatent/YU31517B/en
Publication of YU31517BpublicationCriticalpatent/YU31517B/en
Cev za duvanje za peci za topljenje celika, narocito za tandemske peci, sa cevima koje obrazuju kanale za dovodenje i odvodenje vode za hladenje i za dovodenje gasnih medijuma