CN101704177B - 液压支架千斤顶油缸的制造方法 - Google Patents
液压支架千斤顶油缸的制造方法 Download PDFInfo
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- CN101704177B CN101704177B CN2009101723558A CN200910172355A CN101704177B CN 101704177 B CN101704177 B CN 101704177B CN 2009101723558 A CN2009101723558 A CN 2009101723558A CN 200910172355 A CN200910172355 A CN 200910172355A CN 101704177 B CN101704177 B CN 101704177B
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- Butt Welding And Welding Of Specific Article (AREA)
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CN2009101723558A CN101704177B (zh) | 2009-10-09 | 2009-10-09 | 液压支架千斤顶油缸的制造方法 |
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CN2009101723558A CN101704177B (zh) | 2009-10-09 | 2009-10-09 | 液压支架千斤顶油缸的制造方法 |
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CN101704177A CN101704177A (zh) | 2010-05-12 |
CN101704177B true CN101704177B (zh) | 2011-04-27 |
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CN2009101723558A Expired - Fee Related CN101704177B (zh) | 2009-10-09 | 2009-10-09 | 液压支架千斤顶油缸的制造方法 |
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Families Citing this family (1)
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CN108115370A (zh) * | 2018-01-18 | 2018-06-05 | 郑州中原铁道物资购销有限公司 | 一种千斤顶用传力柱 |
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CN101704177A (zh) | 2010-05-12 |
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C14 | Grant of patent or utility model | ||
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ASS | Succession or assignment of patent right |
Owner name: ZMJ LU'AN XINJIANG MACHINERY CO., LTD. Free format text: FORMER OWNER: ZHENGZHOU COAL MINING MACHINERY GROUP CO., LTD. Effective date: 20140410 |
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Free format text: CORRECT: ADDRESS; FROM: 450013 ZHENGZHOU, HENAN PROVINCE TO: 831100 CHANGJI HUI AUTONOMOUS PREFECTURE, XINJIANG UYGUR AUTONOMOUS REGION |
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TR01 | Transfer of patent right |
Effective date of registration: 20140410 Address after: 831100 the Xinjiang Uygur Autonomous Region Changji hi tech Industrial Development Zone (11 science and technology Avenue) Patentee after: ZMJ Lu'an Xinjiang Machinery Co., Ltd. Address before: 450013 No. 105, Huashan Road, Zhengzhou, Henan Patentee before: Zhengzhou Coal Mining Machinery Group Co., Ltd. |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20171009 |
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CF01 | Termination of patent right due to non-payment of annual fee |