Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sitek Zbigniew Seko Kotły Centralnego OgrzewaniafiledCriticalSitek Zbigniew Seko Kotły Centralnego Ogrzewania
Priority to PL389255ApriorityCriticalpatent/PL215244B1/en
Publication of PL389255A1publicationCriticalpatent/PL389255A1/en
Publication of PL215244B1publicationCriticalpatent/PL215244B1/en