CN203559785U - 一种带有保径台阶的增强型凿岩钎头 - Google Patents
一种带有保径台阶的增强型凿岩钎头 Download PDFInfo
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- CN203559785U CN203559785U CN201320673087.XU CN201320673087U CN203559785U CN 203559785 U CN203559785 U CN 203559785U CN 201320673087 U CN201320673087 U CN 201320673087U CN 203559785 U CN203559785 U CN 203559785U
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CN201320673087.XU CN203559785U (zh) | 2013-10-30 | 2013-10-30 | 一种带有保径台阶的增强型凿岩钎头 |
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CN201320673087.XU CN203559785U (zh) | 2013-10-30 | 2013-10-30 | 一种带有保径台阶的增强型凿岩钎头 |
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CN203559785U true CN203559785U (zh) | 2014-04-23 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104196461A (zh) * | 2014-09-02 | 2014-12-10 | 洛阳金鹭硬质合金工具有限公司 | 一种具有斜排粉槽的柱齿钎头 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104196461A (zh) * | 2014-09-02 | 2014-12-10 | 洛阳金鹭硬质合金工具有限公司 | 一种具有斜排粉槽的柱齿钎头 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: WUXUE CHANGJIANG TOOLS CO., LTD. Free format text: FORMER NAME: WUXUE CHANGJIANG TOOLS LLC |
|
CP01 | Change in the name or title of a patent holder |
Address after: 435400 Huanggang city of Hubei province Wuxue Xianglong Road No. 8 Patentee after: WUXUE CITY CHANGJIANG TOOLS CO., LTD. Address before: 435400 Huanggang city of Hubei province Wuxue Xianglong Road No. 8 Patentee before: WUXUE CHANGJIANG TOOLS CO., LTD. |
|
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: 20140423 Termination date: 20171030 |