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 Jan KrajewskifiledCriticalJan Krajewski
Priority to PL31367696ApriorityCriticalpatent/PL179256B1/en
Publication of PL313676A1publicationCriticalpatent/PL313676A1/en
Publication of PL179256B1publicationCriticalpatent/PL179256B1/en