CN103912022A - 一种具有二次保护功能的云井盖 - Google Patents
一种具有二次保护功能的云井盖 Download PDFInfo
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CN103912022A true CN103912022A (zh) | 2014-07-09 |
CN103912022B CN103912022B (zh) | 2016-08-31 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104074202A (zh) * | 2014-07-21 | 2014-10-01 | 湖北新华塑料有限公司 | 一种带减震、降噪、防坠塑料垫网的检查井口 |
CN114892719A (zh) * | 2022-06-22 | 2022-08-12 | 山西四建集团有限公司 | 一种防坠落、防倒灌井盖 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2008274747A (ja) * | 2007-04-04 | 2008-11-13 | M & K Service:Kk | 上水道、下水道等の蓋構造。 |
CN202298666U (zh) * | 2011-10-28 | 2012-07-04 | 吴春雷 | 井盖与井圈的连接结构 |
CN102900145A (zh) * | 2012-10-12 | 2013-01-30 | 张文良 | 户外地面强排防倒灌一体式排水井盖 |
CN102926453A (zh) * | 2012-12-02 | 2013-02-13 | 张光裕 | 防倒灌的窨井盖 |
CN102966172A (zh) * | 2011-08-30 | 2013-03-13 | 李郁松 | 一种简易窨井防倒灌装置 |
CN203346915U (zh) * | 2013-07-19 | 2013-12-18 | 贾继祥 | 三防井盖 |
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Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008274747A (ja) * | 2007-04-04 | 2008-11-13 | M & K Service:Kk | 上水道、下水道等の蓋構造。 |
CN102966172A (zh) * | 2011-08-30 | 2013-03-13 | 李郁松 | 一种简易窨井防倒灌装置 |
CN202298666U (zh) * | 2011-10-28 | 2012-07-04 | 吴春雷 | 井盖与井圈的连接结构 |
CN102900145A (zh) * | 2012-10-12 | 2013-01-30 | 张文良 | 户外地面强排防倒灌一体式排水井盖 |
CN102926453A (zh) * | 2012-12-02 | 2013-02-13 | 张光裕 | 防倒灌的窨井盖 |
CN203346915U (zh) * | 2013-07-19 | 2013-12-18 | 贾继祥 | 三防井盖 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104074202A (zh) * | 2014-07-21 | 2014-10-01 | 湖北新华塑料有限公司 | 一种带减震、降噪、防坠塑料垫网的检查井口 |
CN104074202B (zh) * | 2014-07-21 | 2016-01-20 | 湖北新华塑料有限公司 | 一种带减震、降噪、防坠塑料垫网的检查井口 |
CN114892719A (zh) * | 2022-06-22 | 2022-08-12 | 山西四建集团有限公司 | 一种防坠落、防倒灌井盖 |
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CN103912022B (zh) | 2016-08-31 |
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Effective date of registration: 20211009 Address after: 271000 China Taishan high-end talent entrepreneurship base in the middle of Nantianmen street, high tech Zone, Tai'an City, Shandong Province Patentee after: Taian Zhenghao Property Management Co.,Ltd. Address before: 271000 high end talent entrepreneurship base in the middle of Nantianmen street, high tech Zone, Tai'an City, Shandong Province Patentee before: Taian Zhongquan Information Technology Co.,Ltd. Effective date of registration: 20211009 Address after: 271000 high end talent entrepreneurship base in the middle of Nantianmen street, high tech Zone, Tai'an City, Shandong Province Patentee after: Taian Zhongquan Information Technology Co.,Ltd. Address before: 315800 Room 204, Block E, No. 1069-2, Xinda Road, Beilun District, Ningbo City, Zhejiang Province Patentee before: NINGBO WUBAINIAN INTERNET OF THINGS INFORMATION TECHNOLOGY Co.,Ltd. |
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