CN214741471U - 一种矿用隔爆开关快开门装置 - Google Patents
一种矿用隔爆开关快开门装置 Download PDFInfo
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- CN214741471U CN214741471U CN202120828328.8U CN202120828328U CN214741471U CN 214741471 U CN214741471 U CN 214741471U CN 202120828328 U CN202120828328 U CN 202120828328U CN 214741471 U CN214741471 U CN 214741471U
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CN202120828328.8U CN214741471U (zh) | 2021-04-22 | 2021-04-22 | 一种矿用隔爆开关快开门装置 |
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GR01 | Patent grant | ||
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CP01 | Change in the name or title of a patent holder |
Address after: 454650 Zone B, Tiantan Venture Park, Huling Industrial Cluster, Jiyuan City, Henan Province Patentee after: Longyuan Xinke Electric Co.,Ltd. Address before: 454650 Zone B, Tiantan Venture Park, Huling Industrial Cluster, Jiyuan City, Henan Province Patentee before: Longyuan Xinke Electric Co.,Ltd. |
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CP01 | Change in the name or title of a patent holder | ||
CP03 | Change of name, title or address |
Address after: 454650 Zone B, Tiantan Venture Park, Huling Industrial Cluster, Jiyuan City, Henan Province Patentee after: Longyuan Xinke Electric Co.,Ltd. Address before: 459000 zone B, Tiantan entrepreneurship Park, Huling industrial agglomeration zone, Jiyuan City, Jiaozuo City, Henan Province Patentee before: Jiyuan Longyuan Electric Appliance Co.,Ltd. |
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CP03 | Change of name, title or address |