INTERNATIONAL PATENT: 5TH ENGINEERING LTD. OF THE FIRST HIGHWAY ENGINEERING BUREAU CCCC, 中交一公局第五工程有限公司, CCCC FIRST HIGHWAY ENGINEERING GROUP CO., LTD., 中交一公局集团有限公司 FILES APPLICATION FOR "EXPANSION JOINT STRUCTURE OF CONCRETE FLOOR"

Posted On: 2025-05-04

GENEVA, May 4 -- 5TH ENGINEERING LTD. OF THE FIRST HIGHWAY ENGINEERING BUREAU CCCC (Zhoujiajing Courtyard, GuanzhuangChaoyang District, Beijing 100024), 中交一公局第五工程有限公司 (中国北京市朝阳区管庄周家井大院), CCCC FIRST HIGHWAY ENGINEERING GROUP CO., LTD. (Zhoujiajing, GuanzhuangChaoyang District, Beijing 100024), 中交一公局集团有限公司 (中国北京市朝阳区管庄周家井) filed a patent application (PCT/CN2023/126572) for "EXPANSION JOI...

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INTERNATIONAL PATENT: 5TH ENGINEERING LTD. OF THE FIRST HIGHWAY ENGINEERING BUREAU CCCC, 中交一公局第五工程有限公司, CCCC FIRST HIGHWAY ENGINEERING GROUP CO., LTD., 中交一公局集团有限公司 FILES APPLICATION FOR "EXPANSION JOINT STRUCTURE OF CONCRETE FLOOR"