CN213765655U - 一种可调高度的人防门安装对接装置 - Google Patents
一种可调高度的人防门安装对接装置 Download PDFInfo
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Effective date of registration: 20241223 Address after: No. 9, Group 2, Erjia Village, Baihe Town, Tiantai County, Taizhou City, Zhejiang Province 318000 Patentee after: Chen Xinxin Country or region after: China Patentee after: Zhang Tao Address before: 17-20, No.18, Hongsheng Road, Jiangbei District, Chongqing 400021 Patentee before: Chongqing Beixin electromechanical Co.,Ltd. Country or region before: China |
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Effective date of registration: 20250116 Address after: No. 27, Lane 12, Xingfa Road, Xiyanmao Village, Shifeng Street, Tiantai County, Taizhou City, Zhejiang Province (self declared) Patentee after: Zhejiang Zhuzheng Engineering Management Co.,Ltd. Country or region after: China Address before: No. 9, Group 2, Erjia Village, Baihe Town, Tiantai County, Taizhou City, Zhejiang Province 318000 Patentee before: Chen Xinxin Country or region before: China Patentee before: Zhang Tao |
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