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 Inst Tech CieplnejfiledCriticalInst Tech Cieplnej
Priority to PL19614877ApriorityCriticalpatent/PL109714B1/pl
Publication of PL196148A1publicationCriticalpatent/PL196148A1/pl
Publication of PL109714B1publicationCriticalpatent/PL109714B1/pl