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Application filed by Inst Budownictwa MechfiledCriticalInst Budownictwa Mech
Priority to PL19815077ApriorityCriticalpatent/PL104079B1/pl
Publication of PL198150A1publicationCriticalpatent/PL198150A1/pl
Publication of PL104079B1publicationCriticalpatent/PL104079B1/pl