CN221826444U - 一种超大采高液压支架试验装备 - Google Patents
一种超大采高液压支架试验装备 Download PDFInfo
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- CN221826444U CN221826444U CN202420005098.9U CN202420005098U CN221826444U CN 221826444 U CN221826444 U CN 221826444U CN 202420005098 U CN202420005098 U CN 202420005098U CN 221826444 U CN221826444 U CN 221826444U
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| CN202420005098.9U CN221826444U (zh) | 2024-01-02 | 2024-01-02 | 一种超大采高液压支架试验装备 |
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| CN202420005098.9U CN221826444U (zh) | 2024-01-02 | 2024-01-02 | 一种超大采高液压支架试验装备 |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20250606 Address after: 450016 No. 167, 9th Street, Zhengzhou area (Economic Development Zone), Henan pilot Free Trade Zone, Zhengzhou City, Henan Province Patentee after: Zhengzhou Zhengmei Machinery Zhiding Hydraulic Co.,Ltd. Country or region after: China Address before: 450000 No. 167, 9th Street, Zhengzhou area (Economic Development Zone), Henan pilot Free Trade Zone, Zhengzhou City, Henan Province Patentee before: ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. Country or region before: China |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 450016 No. 167, 9th Street, Zhengzhou area (Economic Development Zone), Henan pilot Free Trade Zone, Zhengzhou City, Henan Province Patentee after: ZHENGZHOU COAL MINE MACHINERY Country or region after: China Address before: No. 167, 9th Street, Zhengzhou Area (Economic Development Zone), Henan Pilot Free Trade Zone, Zhengzhou City, Henan Province Patentee before: Zhengzhou Zhengmei Machinery Zhiding Hydraulic Co.,Ltd. Country or region before: China |