CN202374805U - 一种抗堵性强的可埋式小管出流灌溉系统 - Google Patents
一种抗堵性强的可埋式小管出流灌溉系统 Download PDFInfo
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105028131A (zh) * | 2015-08-03 | 2015-11-11 | 河北省农林科学院石家庄果树研究所 | 一种果园小管出流灌溉系统终端的设置结构 |
CN112889657A (zh) * | 2021-03-19 | 2021-06-04 | 浙江同济科技职业学院 | 环根稳压灌水器及其工作方法 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105028131A (zh) * | 2015-08-03 | 2015-11-11 | 河北省农林科学院石家庄果树研究所 | 一种果园小管出流灌溉系统终端的设置结构 |
CN105028131B (zh) * | 2015-08-03 | 2017-11-14 | 河北省农林科学院石家庄果树研究所 | 一种果园小管出流灌溉系统终端的设置结构 |
CN112889657A (zh) * | 2021-03-19 | 2021-06-04 | 浙江同济科技职业学院 | 环根稳压灌水器及其工作方法 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: HEBEI RUNTIAN WATER-SAVING EQUIPMENT CO., LTD. Free format text: FORMER OWNER: WANG YONGGANG Effective date: 20141224 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20141224 Address after: 050000 Hebei Province, Shijiazhuang city Luancheng District douyu Industrial Zone Patentee after: HEBEI RUNTIAN WATER-SAVING EQUIPMENT CO., LTD. Address before: 050000 No. 286 Huai Middle Road, Yuhua District, Hebei, Shijiazhuang Patentee before: Wang Yonggang |
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CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120815 Termination date: 20201226 |