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 Przemy Mat BudowlanychfiledCriticalB Pk Przemy Mat Budowlanych
Priority to PL21084578ApriorityCriticalpatent/PL115028B1/xx
Publication of PL210845A1publicationCriticalpatent/PL210845A1/pl
Publication of PL115028B1publicationCriticalpatent/PL115028B1/xx
PL21084578A1978-11-091978-11-09Process for belt-system production of precast reinforced concrete units of ventilation and exhaust system blocks
PL115028B1
(en)