CN204819924U - 一种预应力混凝土无端板桩的张拉组件 - Google Patents
一种预应力混凝土无端板桩的张拉组件 Download PDFInfo
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CN107201744A (zh) * | 2017-05-31 | 2017-09-26 | 周兆弟 | 预制构件端部保角器及无端板桩 |
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CN107201744A (zh) * | 2017-05-31 | 2017-09-26 | 周兆弟 | 预制构件端部保角器及无端板桩 |
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Address after: 462000 Luohe economic and Technological Development Zone, Xiangjiang Road, Hengshan Road and west of the intersection of the intersection of 100 meters Patentee after: Henan Shuangjian Science and Technology Development Co., Ltd. Address before: 462000 Luohe economic and Technological Development Zone, Xiangjiang Road, Hengshan Road and west of the intersection of the intersection of 100 meters Patentee before: HENAN SHUANGJIAN PILE CO., LTD. |
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Granted publication date: 20151202 Termination date: 20200724 |
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CF01 | Termination of patent right due to non-payment of annual fee |