CN212840033U - 一种hdpe双壁波纹管转接头结构 - Google Patents
一种hdpe双壁波纹管转接头结构 Download PDFInfo
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- CN212840033U CN212840033U CN202021632545.1U CN202021632545U CN212840033U CN 212840033 U CN212840033 U CN 212840033U CN 202021632545 U CN202021632545 U CN 202021632545U CN 212840033 U CN212840033 U CN 212840033U
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113309919A (zh) * | 2021-06-28 | 2021-08-27 | 康命源(京山)新材料科技发展有限公司 | 一种螺纹连接双壁波纹管 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN113309919A (zh) * | 2021-06-28 | 2021-08-27 | 康命源(京山)新材料科技发展有限公司 | 一种螺纹连接双壁波纹管 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: HDPE Double wall bellows adapter structure Effective date of registration: 20220627 Granted publication date: 20210330 Pledgee: Huangshong branch of rural credit cooperative association of Pingba District, Anshun City Pledgor: Guizhou Shicheng Pipe Technology Co.,Ltd. Registration number: Y2022980008979 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230704 Granted publication date: 20210330 Pledgee: Huangshong branch of rural credit cooperative association of Pingba District, Anshun City Pledgor: Guizhou Shicheng Pipe Technology Co.,Ltd. Registration number: Y2022980008979 |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A HDPE double wall corrugated pipe adapter structure Effective date of registration: 20230707 Granted publication date: 20210330 Pledgee: Huangshong branch of rural credit cooperative association of Pingba District, Anshun City Pledgor: Guizhou Shicheng Pipe Technology Co.,Ltd. Registration number: Y2023520000033 |
|
PE01 | Entry into force of the registration of the contract for pledge of patent right |