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Application filed by Inst Maszyn MatematycznychfiledCriticalInst Maszyn Matematycznych
Priority to PL20738578ApriorityCriticalpatent/PL109571B2/pl
Publication of PL207385A1publicationCriticalpatent/PL207385A1/pl
Publication of PL109571B2publicationCriticalpatent/PL109571B2/pl