CN202560324U - 一种煤矿井下人员定位系统 - Google Patents
一种煤矿井下人员定位系统 Download PDFInfo
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- CN202560324U CN202560324U CN2012202001931U CN201220200193U CN202560324U CN 202560324 U CN202560324 U CN 202560324U CN 2012202001931 U CN2012202001931 U CN 2012202001931U CN 201220200193 U CN201220200193 U CN 201220200193U CN 202560324 U CN202560324 U CN 202560324U
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CN2012202001931U CN202560324U (zh) | 2012-05-07 | 2012-05-07 | 一种煤矿井下人员定位系统 |
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CN2012202001931U CN202560324U (zh) | 2012-05-07 | 2012-05-07 | 一种煤矿井下人员定位系统 |
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CN202560324U true CN202560324U (zh) | 2012-11-28 |
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CN2012202001931U Expired - Fee Related CN202560324U (zh) | 2012-05-07 | 2012-05-07 | 一种煤矿井下人员定位系统 |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105184450A (zh) * | 2015-08-14 | 2015-12-23 | 张萍 | 一种用于水利发电的基于无线通讯的人员管理系统 |
CN116248773A (zh) * | 2023-03-09 | 2023-06-09 | 北京速力科技有限公司 | 地采矿山有轨电车与井下交通管控单元通讯实现方法 |
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2012
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105184450A (zh) * | 2015-08-14 | 2015-12-23 | 张萍 | 一种用于水利发电的基于无线通讯的人员管理系统 |
CN116248773A (zh) * | 2023-03-09 | 2023-06-09 | 北京速力科技有限公司 | 地采矿山有轨电车与井下交通管控单元通讯实现方法 |
CN116248773B (zh) * | 2023-03-09 | 2024-06-04 | 北京速力科技有限公司 | 地采矿山有轨电车与井下交通管控单元通讯实现方法 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: CHONGQING FEIERDA ELECTRICAL CO., LTD. Free format text: FORMER NAME: CHONGQING FIND MACHINERY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 401327 the Jiulongpo District of Chongqing Municipality Gu Zhen Jing Long Industrial Park Patentee after: CHONGQING FIND MACHINERY CO., LTD. Address before: 401327 the Jiulongpo District of Chongqing Municipality Gu Zhen Jing Long Industrial Park Patentee before: Chongqing Find Machinery Co., Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP02 | Change in the address of a patent holder |
Address after: 402566, 30 Longshan Road, Pu Lu Town, Tongliang County, Chongqing Patentee after: CHONGQING FIND MACHINERY CO., LTD. Address before: 401327 the Jiulongpo District of Chongqing Municipality Gu Zhen Jing Long Industrial Park Patentee before: CHONGQING FIND MACHINERY CO., LTD. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No. 30, Longshan Avenue, Pu Lu street, Tongliang District, Chongqing (Industrial Park) Patentee after: Chongqing feierda ventilation equipment Limited by Share Ltd Address before: 402566, 30 Longshan Road, Pu Lu Town, Tongliang County, Chongqing Patentee before: CHONGQING FIND MACHINERY CO., LTD. |
|
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: 20121128 Termination date: 20180507 |