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Application filed by Ryszard MroczkowskifiledCriticalRyszard Mroczkowski
Priority to PL30036993ApriorityCriticalpatent/PL171887B1/en
Publication of PL300369A1publicationCriticalpatent/PL300369A1/en
Publication of PL171887B1publicationCriticalpatent/PL171887B1/en