CN101358462B - 一种多层花瓣膜式流体止逆软阀 - Google Patents
一种多层花瓣膜式流体止逆软阀 Download PDFInfo
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- CN101358462B CN101358462B CN2008102120093A CN200810212009A CN101358462B CN 101358462 B CN101358462 B CN 101358462B CN 2008102120093 A CN2008102120093 A CN 2008102120093A CN 200810212009 A CN200810212009 A CN 200810212009A CN 101358462 B CN101358462 B CN 101358462B
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CN2008102120093A CN101358462B (zh) | 2008-09-11 | 2008-09-11 | 一种多层花瓣膜式流体止逆软阀 |
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CN101358462A CN101358462A (zh) | 2009-02-04 |
CN101358462B true CN101358462B (zh) | 2011-02-09 |
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CN103735379B (zh) * | 2014-01-17 | 2016-11-02 | 宁波新海电气股份有限公司 | 定向滑动接口机构和尿便自动护理装置 |
CN105178453B (zh) * | 2015-10-13 | 2017-09-29 | 沈阳建筑大学 | 一种排湿排气构件 |
CN111678732A (zh) * | 2020-05-22 | 2020-09-18 | 宁波华东核工业工程勘察院 | 一种勘探孔取水样装置及其使用方法 |
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Free format text: FORMER OWNER: ZHANG LEI QU SHENGLI Effective date: 20140210 Owner name: BEIJING ZHONGJIEBAO TOILET DEODORIZATION TECHNOLOG Free format text: FORMER OWNER: ZHANG DABAO Effective date: 20140210 |
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Effective date of registration: 20140210 Address after: 100007 No. seven, No. 42 East Fourth, Beijing, Dongcheng District Patentee after: Beijing Jiebao toilet deodorization technology Co.,Ltd. Address before: 100007 No. seven, No. 42 East Fourth, Beijing, Dongcheng District Patentee before: Zhang Dabao Patentee before: Zhang Lei Patentee before: Qu Shengli |
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Granted publication date: 20110209 Termination date: 20210911 |
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