CN203128951U - 一种双向先张横向单层预应力轨道板 - Google Patents
一种双向先张横向单层预应力轨道板 Download PDFInfo
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104264533A (zh) * | 2014-08-07 | 2015-01-07 | 中铁二十三局集团轨道交通工程有限公司 | 一种双向先张预应力混凝土轨道板及其生产方法 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104264533A (zh) * | 2014-08-07 | 2015-01-07 | 中铁二十三局集团轨道交通工程有限公司 | 一种双向先张预应力混凝土轨道板及其生产方法 |
CN104264533B (zh) * | 2014-08-07 | 2016-02-24 | 中铁二十三局集团轨道交通工程有限公司 | 一种双向先张预应力混凝土轨道板及其生产方法 |
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C14 | Grant of patent or utility model | ||
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Owner name: CHINA RAILWAY 23RD. BUREAU GROUP CO., LTD. CHINA R Free format text: FORMER OWNER: CHINA RAILWAY 23RD BUREAU GROUP RAIL TRANSIT ENGINEERING CO., LTD. Effective date: 20141013 Owner name: CHINA RAILWAY CORPORATION Free format text: FORMER OWNER: CHINA RAILWAY 23RD. BUREAU GROUP CO., LTD. Effective date: 20141013 |
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C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent of invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Qian Zhendi Inventor after: Liu Yanlong Inventor after: Lin Xiaobo Inventor after: Lu Chunfang Inventor after: Xu Mingxin Inventor after: Tax leveling Inventor after: Zhang Yuguang Inventor after: Wang Hongliang Inventor after: Yu Pijin Inventor after: Chen Youlin Inventor after: Zhai Yong Inventor before: Qian Zhendi Inventor before: Tax leveling Inventor before: Zhang Yuguang Inventor before: Wang Hongliang Inventor before: Yu Pijin Inventor before: Chen Youlin Inventor before: Zhai Yong Inventor before: Liu Yanlong Inventor before: Lin Xiaobo |
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COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 610041 CHENGDU, SICHUAN PROVINCE TO: 100088 HAIDIAN, BEIJING Free format text: CORRECT: INVENTOR; FROM: QIAN ZHENDI SHUI ZHUOPING ZHANG YUGUANG WANG HONGLIANG YU PIJIN CHEN YOULIN ZHAI YONG LIU YANLONG LIN XIAOBO TO: QIAN ZHENDI LU CHUNFANG XU MINGXIN SHUI ZHUOPING ZHANG YUGUANG WANG HONGLIANG YU PIJIN CHEN YOULIN ZHAI YONG LIU YANLONG LIN XIAOBO |
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Effective date of registration: 20141013 Address after: 100088 Fuxing Road ten, Beijing, Haidian District Patentee after: CHINA RAILWAY Corp. Patentee after: CHINA RAILWAY 23RD CONSTRUCTION BUREAU., Ltd. Patentee after: CHINA RAILWAY 23RD BUREAU GROUP RAIL TRANSIT ENGINEERING Co.,Ltd. Address before: 610041 Sichuan Province, Chengdu city high tech Development Zone, hi tech Zone Guixi Industrial Park Patentee before: CHINA RAILWAY 23RD CONSTRUCTION BUREAU., Ltd. Patentee before: CHINA RAILWAY 23RD BUREAU GROUP RAIL TRANSIT ENGINEERING Co.,Ltd. |
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