First Constr Eng Co Ltd Of China Constr 2Nd Eng Bureau
China Construction Second Eng Bureau Ltd
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 First Constr Eng Co Ltd Of China Constr 2Nd Eng Bureau, China Construction Second Eng Bureau LtdfiledCriticalFirst Constr Eng Co Ltd Of China Constr 2Nd Eng Bureau
Publication of ZA202213845BpublicationCriticalpatent/ZA202213845B/en