CN207199061U - 一种检测瓦斯并跳闸的装置 - Google Patents
一种检测瓦斯并跳闸的装置 Download PDFInfo
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- CN207199061U CN207199061U CN201721057999.9U CN201721057999U CN207199061U CN 207199061 U CN207199061 U CN 207199061U CN 201721057999 U CN201721057999 U CN 201721057999U CN 207199061 U CN207199061 U CN 207199061U
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CN201721057999.9U CN207199061U (zh) | 2017-08-23 | 2017-08-23 | 一种检测瓦斯并跳闸的装置 |
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CN201721057999.9U CN207199061U (zh) | 2017-08-23 | 2017-08-23 | 一种检测瓦斯并跳闸的装置 |
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Effective date of registration: 20191202 Address after: 100176 No.3, Jinxiu street, Beijing Economic and Technological Development Zone, Daxing District, Beijing Patentee after: VALLEY LONGWALL MINING EQUIPMENT (BEIJING) Co.,Ltd. Address before: 510000 Guangzhou High-tech Industrial Development Zone Science Avenue 231, 233 Skirt Building B1B2, 1st, 2nd, 3rd and 4th floors Patentee before: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Effective date of registration: 20191202 Address after: 510000 Guangzhou High-tech Industrial Development Zone Science Avenue 231, 233 Skirt Building B1B2, 1st, 2nd, 3rd and 4th floors Patentee after: BOAO ZONGHENG NETWORK TECHNOLOGY Co.,Ltd. Address before: 312500 Shaoxing Province, Xinchang County mirror Town, the village of large ancient village, No. 7 Patentee before: Meiqin Fruit Plantation in Jingling Town, Xinchang County |