CN212773773U - 一种快速拆装分解式临时安全护栏 - Google Patents
一种快速拆装分解式临时安全护栏 Download PDFInfo
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Effective date of registration: 20240717 Address after: Room 101, gate 2, building 1, xiangsonghu garden, Guangxian Road, xiazhuzhuang street, Wuqing District, Tianjin Patentee after: Zhang Guizhi Country or region after: China Address before: Room 701, No.7, Lane 999, Yunshan Road, Pudong New Area, Shanghai Patentee before: Yang Muzhen Country or region before: China |
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Effective date of registration: 20240903 Address after: A180, 1st Floor, Building 1, No. 73 Changhong West Road, Xilu Street, Fangshan District, Beijing 102400 Patentee after: Beijing Zhongsheng Ruitong Electric Power Engineering Co.,Ltd. Country or region after: China Address before: Room 101, gate 2, building 1, xiangsonghu garden, Guangxian Road, xiazhuzhuang street, Wuqing District, Tianjin Patentee before: Zhang Guizhi Country or region before: China |