CN102705604B - 一种中空凹凸波纹管及制作方法 - Google Patents
一种中空凹凸波纹管及制作方法 Download PDFInfo
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- CN102705604B CN102705604B CN201210018387.4A CN201210018387A CN102705604B CN 102705604 B CN102705604 B CN 102705604B CN 201210018387 A CN201210018387 A CN 201210018387A CN 102705604 B CN102705604 B CN 102705604B
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CN102705604A CN102705604A (zh) | 2012-10-03 |
CN102705604B true CN102705604B (zh) | 2015-01-07 |
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CN2649902Y (zh) * | 2003-04-18 | 2004-10-20 | 深圳市鹏力清环保科技发展有限公司 | 小口径方型塑料管及高强度大口径塑料管 |
CN100400951C (zh) * | 2005-08-12 | 2008-07-09 | 蔡海华 | 一种桥式骨架钢塑复合管 |
CN100520139C (zh) * | 2007-02-07 | 2009-07-29 | 李寿山 | 由缠绕材料构成管材壁的大口径高强度塑料缠绕管及制法 |
CN201078523Y (zh) * | 2007-09-26 | 2008-06-25 | 石家庄宝石克拉大径塑管有限公司 | 大口径骨架管聚乙烯缠绕结构壁管材 |
CN202493798U (zh) * | 2012-01-20 | 2012-10-17 | 浙江双林机电科技有限公司 | 一种中空凹凸波纹管 |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
ASS | Succession or assignment of patent right |
Owner name: HANGZHOU JINMIN PIPES CO., LTD. Free format text: FORMER OWNER: ZHEJIANG SHUANGLIN ELECTROMECHANICAL TECHNOLOGY CO., LTD. Effective date: 20141125 |
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C41 | Transfer of patent application or patent right or utility model | ||
C53 | Correction of patent for invention or patent application | ||
CB03 | Change of inventor or designer information |
Inventor after: Jin Xianmin Inventor after: Hong Jiankun Inventor after: Tan Gangqiang Inventor after: Ouyang Wenmin Inventor before: Hong Jiankun Inventor before: Tan Gangqiang Inventor before: Ouyang Wenmin |
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COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 313213 HUZHOU, ZHEJIANG PROVINCE TO: 311107 HANGZHOU, ZHEJIANG PROVINCE Free format text: CORRECT: INVENTOR; FROM: HONG JIANKUN TAN GANGQIANG OUYANG WENMIN TO: JIN XIANMIN HONG JIANKUN TAN GANGQIANG OUYANG WENMIN |
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TA01 | Transfer of patent application right |
Effective date of registration: 20141125 Address after: Hangzhou City, Zhejiang province 311107 Yuhang District Renhe Street Zhang Road No. 229 Applicant after: Hangzhou Jinmin Pipe Industry Co., Ltd. Address before: 313213, No. 111 West South Road, Yu Town, Huzhou, Zhejiang, Deqing County Applicant before: Zhejiang Shuanglin Electromechanical Technology Co., Ltd. |
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