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Application filed by Politechnika WroclawskafiledCriticalPolitechnika Wroclawska
Priority to PL19820277ApriorityCriticalpatent/PL102819B1/pl
Publication of PL198202A1publicationCriticalpatent/PL198202A1/pl
Publication of PL102819B1publicationCriticalpatent/PL102819B1/pl