CN211335996U - 一种新铁德奥道岔转辙器区域hrs锁闭结构的防护装置 - Google Patents
一种新铁德奥道岔转辙器区域hrs锁闭结构的防护装置 Download PDFInfo
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CN201922443653.8U CN211335996U (zh) | 2019-12-27 | 2019-12-27 | 一种新铁德奥道岔转辙器区域hrs锁闭结构的防护装置 |
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Effective date of registration: 20210422 Address after: 1-118, building 8, 82 baliwa Road, Shizhong District, Jinan City, Shandong Province Patentee after: Shandong Ruimei Electronic Technology Group Co.,Ltd. Address before: 250002 West floor, business building, No.141, Jiwei Road, Shizhong District, Jinan City, Shandong Province Patentee before: Jinan Youyan Electronic Information Technology Co.,Ltd. |
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Granted publication date: 20200825 Termination date: 20211227 |
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CF01 | Termination of patent right due to non-payment of annual fee |