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 Cercetari ConstructifiledCriticalInst Cercetari Constructi
Priority to RO8029674ApriorityCriticalpatent/RO66161A2/fr
Publication of RO66161A2publicationCriticalpatent/RO66161A2/fr