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 B Pk Mech BudownictwafiledCriticalB Pk Mech Budownictwa
Priority to PL20636678ApriorityCriticalpatent/PL114781B1/en
Publication of PL206366A1publicationCriticalpatent/PL206366A1/en
Publication of PL114781B1publicationCriticalpatent/PL114781B1/en