CN202954854U - 一种矿井井下人员定位设备 - Google Patents
一种矿井井下人员定位设备 Download PDFInfo
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- CN202954854U CN202954854U CN 201220616901 CN201220616901U CN202954854U CN 202954854 U CN202954854 U CN 202954854U CN 201220616901 CN201220616901 CN 201220616901 CN 201220616901 U CN201220616901 U CN 201220616901U CN 202954854 U CN202954854 U CN 202954854U
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CN 201220616901 CN202954854U (zh) | 2012-11-21 | 2012-11-21 | 一种矿井井下人员定位设备 |
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CN 201220616901 CN202954854U (zh) | 2012-11-21 | 2012-11-21 | 一种矿井井下人员定位设备 |
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CN202954854U true CN202954854U (zh) | 2013-05-29 |
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CN 201220616901 Expired - Lifetime CN202954854U (zh) | 2012-11-21 | 2012-11-21 | 一种矿井井下人员定位设备 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN107146021A (zh) * | 2017-05-05 | 2017-09-08 | 江苏三恒科技股份有限公司 | 一种自组网式的矿山人员和车辆管理系统及方法 |
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- 2012-11-21 CN CN 201220616901 patent/CN202954854U/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107146021A (zh) * | 2017-05-05 | 2017-09-08 | 江苏三恒科技股份有限公司 | 一种自组网式的矿山人员和车辆管理系统及方法 |
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Legal Events
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 518000 Guangdong city of Shenzhen province Nanshan District Guangdong streets High-tech Industrial Park South seven road No. 11 Shenzhen Software Park building T3 B District 5 floor Patentee after: Shenzhen Yiri Technology Co.,Ltd. Address before: Shenzhen City, Nanshan District high tech Industrial Park in Guangdong province 518000 South six road to Kelon building 15 Floor Patentee before: Shenzhen Yiri Technology Co.,Ltd. |
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CP02 | Change in the address of a patent holder |
Address after: 518000 Guangdong Province Nanshan District Yuehai Street High-tech Zone Community High-tech South Road 017 Wan Delai Building North Block 5 Floor 502B Patentee after: SHENZHEN YIRI TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District Guangdong streets High-tech Industrial Park South seven road No. 11 Shenzhen Software Park building T3 B District 5 floor Patentee before: Shenzhen Yiri Technology Co.,Ltd. |
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CP02 | Change in the address of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20130529 |
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CX01 | Expiry of patent term |