CN204738335U - 一种四轮拖拉机携带挖坑机 - Google Patents
一种四轮拖拉机携带挖坑机 Download PDFInfo
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- CN204738335U CN204738335U CN201520351929.9U CN201520351929U CN204738335U CN 204738335 U CN204738335 U CN 204738335U CN 201520351929 U CN201520351929 U CN 201520351929U CN 204738335 U CN204738335 U CN 204738335U
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104863195A (zh) * | 2015-05-28 | 2015-08-26 | 甘秀春 | 一种四轮拖拉机携带挖坑机 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104863195A (zh) * | 2015-05-28 | 2015-08-26 | 甘秀春 | 一种四轮拖拉机携带挖坑机 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CB03 | Change of inventor or designer information |
Inventor after: Xu Fahui Inventor after: Niu Dengli Inventor after: Chen Jinlong Inventor after: Shi Jianjun Inventor before: Xu Fahui |
|
COR | Change of bibliographic data | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Gansu Jin source industry & Trade Co. Ltd. Assignor: Xu Fahui Contract record no.: 2016620000008 Denomination of utility model: Trench excavator with four-wheel tractor Granted publication date: 20151104 License type: Exclusive License Record date: 20161117 |
|
LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151104 Termination date: 20190528 |
|
CF01 | Termination of patent right due to non-payment of annual fee |