CN212359864U - 一种隧道顶部防渗水预警装置 - Google Patents
一种隧道顶部防渗水预警装置 Download PDFInfo
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CN114320464A (zh) * | 2021-12-08 | 2022-04-12 | 华侨大学 | 一种隧道管片接缝处预警装置及方法 |
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CN114320464A (zh) * | 2021-12-08 | 2022-04-12 | 华侨大学 | 一种隧道管片接缝处预警装置及方法 |
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Effective date of registration: 20230404 Address after: No. 582, Mount Taishan Street, Mount Taishan District, Tai'an, Shandong 271000 Patentee after: Zhang Bo Address before: 246000 No.20, East Street, Zhoutou Road, Susong County, Anqing City, Anhui Province Patentee before: Li Ying |
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Effective date of registration: 20230515 Address after: No. 582, Mount Taishan Street, Mount Taishan District, Tai'an, Shandong 271000 Patentee after: Zhongtai Hengbang Engineering Technology Co.,Ltd. Address before: No. 582, Mount Taishan Street, Mount Taishan District, Tai'an, Shandong 271000 Patentee before: Zhang Bo |