CN207850769U - 一种新型便携式真空箱气体采样装置 - Google Patents
一种新型便携式真空箱气体采样装置 Download PDFInfo
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CN107991147A (zh) * | 2017-12-29 | 2018-05-04 | 刘平云 | 一种新型便携式真空箱气体采样装置 |
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CN107991147A (zh) * | 2017-12-29 | 2018-05-04 | 刘平云 | 一种新型便携式真空箱气体采样装置 |
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Effective date of registration: 20190328 Address after: 210000 18 Xianlin Road, Ma Qun street, Qixia District, Nanjing, Jiangsu. Patentee after: NANJING MUDA ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: 210031 Room 1006, Unit 1, 280 Mingfa Binjiang New Town, No. 1 Binjiang Avenue, Pukou District, Nanjing City, Jiangsu Province Co-patentee before: Liu Pingyun Patentee before: Zhang Wensong Co-patentee before: Chen Minmin Co-patentee before: Xie Xin Co-patentee before: Bai Song |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180911 Termination date: 20211229 |
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CF01 | Termination of patent right due to non-payment of annual fee |