CN204456901U - 引气型混凝土振捣棒 - Google Patents
引气型混凝土振捣棒 Download PDFInfo
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- CN204456901U CN204456901U CN201520077320.7U CN201520077320U CN204456901U CN 204456901 U CN204456901 U CN 204456901U CN 201520077320 U CN201520077320 U CN 201520077320U CN 204456901 U CN204456901 U CN 204456901U
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CN201520077320.7U CN204456901U (zh) | 2015-02-04 | 2015-02-04 | 引气型混凝土振捣棒 |
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CN204456901U true CN204456901U (zh) | 2015-07-08 |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104594639A (zh) * | 2015-02-04 | 2015-05-06 | 中交第一公路工程局有限公司 | 引气型混凝土振捣棒 |
CN107905539A (zh) * | 2017-10-31 | 2018-04-13 | 河海大学 | 一种混凝土振捣搅拌装置 |
CN110259135A (zh) * | 2019-05-09 | 2019-09-20 | 昆山市交通航务工程有限公司 | 一种混凝土的振捣设备 |
CN111980412A (zh) * | 2020-08-28 | 2020-11-24 | 乔文亚 | 一种混凝土振捣棒防碰引气装置 |
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2015
- 2015-02-04 CN CN201520077320.7U patent/CN204456901U/zh not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104594639A (zh) * | 2015-02-04 | 2015-05-06 | 中交第一公路工程局有限公司 | 引气型混凝土振捣棒 |
CN107905539A (zh) * | 2017-10-31 | 2018-04-13 | 河海大学 | 一种混凝土振捣搅拌装置 |
CN107905539B (zh) * | 2017-10-31 | 2020-05-08 | 河海大学 | 一种混凝土振捣搅拌装置 |
CN110259135A (zh) * | 2019-05-09 | 2019-09-20 | 昆山市交通航务工程有限公司 | 一种混凝土的振捣设备 |
CN110259135B (zh) * | 2019-05-09 | 2021-05-04 | 昆山市交通航务工程有限公司 | 一种混凝土的振捣设备 |
CN111980412A (zh) * | 2020-08-28 | 2020-11-24 | 乔文亚 | 一种混凝土振捣棒防碰引气装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CP01 | Change in the name or title of a patent holder | ||
CP01 | Change in the name or title of a patent holder |
Address after: 100024 Beijing city Chaoyang District Guanzhuang Zhou Jia Jing courtyard Patentee after: CCCC FIRST HIGHWAY ENGINEERING GROUP Co.,Ltd. Address before: 100024 Beijing city Chaoyang District Guanzhuang Zhou Jia Jing courtyard Patentee before: CCCC FIRST HIGHWAY ENGINEERING Co.,Ltd. |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20190823 Address after: 100024 Beijing city Chaoyang District Guanzhuang Zhou Jia Jing courtyard Co-patentee after: HAIWEI ENGINEERING CONSTRUCTION CO LTD OF FIRST HIGHWAY ENGINEERING Co.,Ltd. OF CCCC Patentee after: CCCC FIRST HIGHWAY ENGINEERING GROUP Co.,Ltd. Address before: 100024 Beijing city Chaoyang District Guanzhuang Zhou Jia Jing courtyard Patentee before: CCCC FIRST HIGHWAY ENGINEERING GROUP Co.,Ltd. |
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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: 20150708 Termination date: 20220204 |