CN210396365U - 一种临时道路防护装置 - Google Patents
一种临时道路防护装置 Download PDFInfo
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CN201921012058.2U CN210396365U (zh) | 2019-07-01 | 2019-07-01 | 一种临时道路防护装置 |
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GR01 | Patent grant | ||
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201214 Address after: Building 18, district 10, 188 South Fourth Ring Road West, Fengtai District, Beijing 100070 Patentee after: China Railway Construction Engineering Group Construction and installation Co.,Ltd. Patentee after: CHINA RAILWAY CONSTRUCTION ENGINEERING Group Address before: Building 1, Nord center, No.128, South Fourth Ring Road West, Fengtai District, Beijing, 100070 Patentee before: CHINA RAILWAY CONSTRUCTION ENGINEERING Group Patentee before: CHINA RAILWAY CONSTRUCTION ENGINEERING GROUP DECORATION ENGINEERING Co.,Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200424 |