INTERNATIONAL PATENT: SHANGHAI CIVIL ENGINEERING CO., LTD OF CREC, 中铁上海工程局集团有限公司, SHANGHAI CIVIL FOURTH ENGINEERING CO., LTD OF CREC, 中铁上海工程局集团第四工程有限公司, SHENYANG JIANZHU UNIVERSITY, 沈阳建筑大学 FILES APPLICATION FOR "ROAD ROLLER HAVING ROAD COMPACTNESS TESTING FUNCTION"

GENEVA, March 8 -- SHANGHAI CIVIL ENGINEERING CO., LTD OF CREC (China Railway Shanghai Bureau, Haibo Road, China-Singapore Eco-CityBinhai New Area, Tianjin 300450), 中铁上海工程局集团有限公司 (中国天津市滨海新区中新生态城海博道中铁上海局), SHANGHAI CIVIL FOURTH ENGINEERING CO., LTD OF CREC (China Railway Shanghai Bureau, Haibo Road, China-Singapore Eco-CityBinhai New Area, Tianjin 300450), 中铁上海工程局集团第四工程有限公司 (中&...