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Application filed by Stanisław Szczepaniak, Remigiusz SzczepaniakfiledCriticalStanisław Szczepaniak
Priority to PL384331ApriorityCriticalpatent/PL212593B1/pl
Publication of PL384331A1publicationCriticalpatent/PL384331A1/pl
Publication of PL212593B1publicationCriticalpatent/PL212593B1/pl