CN203559778U - 钻探用合金钻头 - Google Patents
钻探用合金钻头 Download PDFInfo
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- CN203559778U CN203559778U CN201320619703.3U CN201320619703U CN203559778U CN 203559778 U CN203559778 U CN 203559778U CN 201320619703 U CN201320619703 U CN 201320619703U CN 203559778 U CN203559778 U CN 203559778U
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Application Number | Priority Date | Filing Date | Title |
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CN201320619703.3U CN203559778U (zh) | 2013-10-09 | 2013-10-09 | 钻探用合金钻头 |
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CN201320619703.3U CN203559778U (zh) | 2013-10-09 | 2013-10-09 | 钻探用合金钻头 |
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CN203559778U true CN203559778U (zh) | 2014-04-23 |
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CN201320619703.3U Expired - Fee Related CN203559778U (zh) | 2013-10-09 | 2013-10-09 | 钻探用合金钻头 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103510856A (zh) * | 2013-10-09 | 2014-01-15 | 无锡中地地质装备有限公司 | 钻探用合金钻头 |
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- 2013-10-09 CN CN201320619703.3U patent/CN203559778U/zh not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103510856A (zh) * | 2013-10-09 | 2014-01-15 | 无锡中地地质装备有限公司 | 钻探用合金钻头 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: WUXI GEOTEC DRILLING EQUIPMENT CO., LTD. Free format text: FORMER OWNER: WUXI GEOTEC GEOLOGICAL EQUIPMENT CO., LTD. Effective date: 20140415 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140415 Address after: 214000 Jiangsu Province, Wuxi city Xishan District Yangjian machinery equipment Industrial Park B District Patentee after: WUXI ZHONGDI DRILLING EQUIPMENT CO., LTD. Address before: 214000 Xintai industrial supporting garden, Mei Cun, New District, Jiangsu, Wuxi Patentee before: Wuxi Geotec Geological Equipment Co., Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140423 Termination date: 20151009 |
|
EXPY | Termination of patent right or utility model |