CN213674854U - 一种建筑工程用混凝土墙面钻孔装置 - Google Patents
一种建筑工程用混凝土墙面钻孔装置 Download PDFInfo
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Effective date of registration: 20231229 Address after: No. 15, Lighting Building, Building Materials City, Sanxiang Nanhu Market, Furong District, Changsha City, Hunan Province, 410000 Patentee after: Hunan Xuelaite Technology Co.,Ltd. Address before: 712042 Jiuye Construction Co., Ltd., No. 11, Weicheng Road, Qinhan new town, Xixian New District, Xi'an City, Shaanxi Province Patentee before: Liu Mei |
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Effective date of registration: 20240116 Address after: 410000, Room 903, Building 1, Yubang International Plaza, Guihuaping Street, Tianxin District, Changsha City, Hunan Province Patentee after: Hunan Huachen Construction and Installation Engineering Co.,Ltd. Address before: No. 15, Lighting Building, Building Materials City, Sanxiang Nanhu Market, Furong District, Changsha City, Hunan Province, 410000 Patentee before: Hunan Xuelaite Technology Co.,Ltd. |
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