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Application filed by Politechnika WroclawskafiledCriticalPolitechnika Wroclawska
Priority to PL27502688ApriorityCriticalpatent/PL157718B1/en
Publication of PL275026A1publicationCriticalpatent/PL275026A1/en
Publication of PL157718B1publicationCriticalpatent/PL157718B1/en