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Application filed by Zaklady Przemyslu Welnianego IfiledCriticalZaklady Przemyslu Welnianego I
Priority to PL25323385ApriorityCriticalpatent/PL143636B1/en
Publication of PL253233A1publicationCriticalpatent/PL253233A1/en
Publication of PL143636B1publicationCriticalpatent/PL143636B1/en