CN214301765U - 一种冻土基坑施工用固定装置 - Google Patents
一种冻土基坑施工用固定装置 Download PDFInfo
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- CN214301765U CN214301765U CN202022714460.4U CN202022714460U CN214301765U CN 214301765 U CN214301765 U CN 214301765U CN 202022714460 U CN202022714460 U CN 202022714460U CN 214301765 U CN214301765 U CN 214301765U
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Effective date of registration: 20230504 Address after: 100043 Shijingshan Road, Shijingshan District, Shijingshan District, Beijing Patentee after: CHINA RAILWAY CONSTRUCTION GROUP Co.,Ltd. Patentee after: China Railway Construction Group Infrastructure Construction Co.,Ltd. Patentee after: China Railway Construction Group (Hangzhou) Construction Co.,Ltd. Address before: Room 801-1, No. 20, Shijingshan Road, Shijingshan District, Beijing 100043 Patentee before: China Railway Construction Group Infrastructure Construction Co.,Ltd. Patentee before: China Railway Construction Group (Hangzhou) Construction Co.,Ltd. |