CN203229940U - 一种人工管钻 - Google Patents
一种人工管钻 Download PDFInfo
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- CN203229940U CN203229940U CN 201320216900 CN201320216900U CN203229940U CN 203229940 U CN203229940 U CN 203229940U CN 201320216900 CN201320216900 CN 201320216900 CN 201320216900 U CN201320216900 U CN 201320216900U CN 203229940 U CN203229940 U CN 203229940U
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CN 201320216900 CN203229940U (zh) | 2013-04-25 | 2013-04-25 | 一种人工管钻 |
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CN 201320216900 CN203229940U (zh) | 2013-04-25 | 2013-04-25 | 一种人工管钻 |
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CN203229940U true CN203229940U (zh) | 2013-10-09 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103233686A (zh) * | 2013-04-25 | 2013-08-07 | 广东省公路勘察规划设计院股份有限公司 | 一种人工管钻 |
CN104631421A (zh) * | 2015-01-13 | 2015-05-20 | 哈尔滨工业大学 | 一种适用于路基深层取样测密度的装置及方法 |
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2013
- 2013-04-25 CN CN 201320216900 patent/CN203229940U/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103233686A (zh) * | 2013-04-25 | 2013-08-07 | 广东省公路勘察规划设计院股份有限公司 | 一种人工管钻 |
CN104631421A (zh) * | 2015-01-13 | 2015-05-20 | 哈尔滨工业大学 | 一种适用于路基深层取样测密度的装置及方法 |
CN104631421B (zh) * | 2015-01-13 | 2016-04-27 | 哈尔滨工业大学 | 一种适用于路基深层取样测密度的装置及方法 |
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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 | ||
CP01 | Change in the name or title of a patent holder |
Address after: 510507 Guangdong city of Guangzhou province Shahe tianpingjia Xinghua Road No. 22 Patentee after: GUANGDONG PROVINCE COMMUNICATIONS PLANNING & DESIGN INSTITUTE Co.,Ltd. Address before: 510507 Guangdong city of Guangzhou province Shahe tianpingjia Xinghua Road No. 22 Patentee before: GUANGDONG HIGHWAY DESIGN INSTITUTE Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No.146, huangbian North Road, Baiyun District, Guangzhou, Guangdong 510440 Patentee after: Guangdong transportation planning and Design Institute Group Co.,Ltd. Address before: 510507 Guangdong city of Guangzhou province Shahe tianpingjia Xinghua Road No. 22 Patentee before: GUANGDONG PROVINCE COMMUNICATIONS PLANNING & DESIGN INSTITUTE Co.,Ltd. |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20131009 |