CN215907899U - 一种隧道通风净化装置 - Google Patents
一种隧道通风净化装置 Download PDFInfo
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Effective date of registration: 20240612 Address after: No. 37 Zhangshan, Qianjin Village Road, Zhanzhan Township, Xianju County, Taizhou City, Zhejiang Province, 317322 Patentee after: Zhao Peijin Country or region after: China Address before: 310000 Zhejiang University of science and technology, 318 Liuhe Road, Xihu District, Hangzhou City, Zhejiang Province Patentee before: Ren Xigui Country or region before: China |
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Effective date of registration: 20240708 Address after: Floor 2, No. 35, Group 1, Dangyang Village, Dangwu Town, Gui'an New District, Guiyang City, Guizhou Province, 550025 Patentee after: Zhongchi Construction Engineering Co.,Ltd. Country or region after: China Address before: No. 37 Zhangshan, Qianjin Village Road, Zhanzhan Township, Xianju County, Taizhou City, Zhejiang Province, 317322 Patentee before: Zhao Peijin Country or region before: China |
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