CN206668634U - 一种水利灌溉站用大型防堵塞水泵网罩 - Google Patents
一种水利灌溉站用大型防堵塞水泵网罩 Download PDFInfo
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- CN206668634U CN206668634U CN201720343628.0U CN201720343628U CN206668634U CN 206668634 U CN206668634 U CN 206668634U CN 201720343628 U CN201720343628 U CN 201720343628U CN 206668634 U CN206668634 U CN 206668634U
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Legal Events
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Xie Jianwu Inventor after: Liang Xiaojuan Inventor after: Zhang Baosheng Inventor after: Cao Yongjian Inventor after: Wang Fang Inventor after: Zhang Yanning Inventor after: Lv Qingping Inventor after: Zhang Junqiang Inventor after: Zhang Ruijie Inventor after: Zhang Yingmin Inventor before: Cao Yongjian |
|
CB03 | Change of inventor or designer information | ||
TR01 | Transfer of patent right |
Effective date of registration: 20180507 Address after: 030006 room 705, hydraulic engineering building, 368 Pro North Street, Taiyuan, Shanxi. Patentee after: Shanxi Water Conservancy Construction Engineering Bureau Address before: 030006 18-2-602, Taiyuan Water Conservancy Bureau hostel, pro Xian North Street, Shanxi Patentee before: Cao Yongjian |
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TR01 | Transfer of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20200403 |
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CF01 | Termination of patent right due to non-payment of annual fee |