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Application filed by Ryszard SiudakfiledCriticalRyszard Siudak
Priority to PL94305208ApriorityCriticalpatent/PL174524B1/en
Publication of PL305208A1publicationCriticalpatent/PL305208A1/en
Publication of PL174524B1publicationCriticalpatent/PL174524B1/en