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Application filed by Janusz Zdzisław Litwiniuk, Waldemar WojsafiledCriticalJanusz Zdzisław Litwiniuk
Priority to PL392403ApriorityCriticalpatent/PL218047B1/pl
Publication of PL392403A1publicationCriticalpatent/PL392403A1/pl
Publication of PL218047B1publicationCriticalpatent/PL218047B1/pl