CN208781044U - Hydraulic support electronic control system signal coupler - Google Patents
Hydraulic support electronic control system signal coupler Download PDFInfo
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- CN208781044U CN208781044U CN201821810470.4U CN201821810470U CN208781044U CN 208781044 U CN208781044 U CN 208781044U CN 201821810470 U CN201821810470 U CN 201821810470U CN 208781044 U CN208781044 U CN 208781044U
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CN201821810470.4U CN208781044U (en) | 2018-11-05 | 2018-11-05 | Hydraulic support electronic control system signal coupler |
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CN201821810470.4U CN208781044U (en) | 2018-11-05 | 2018-11-05 | Hydraulic support electronic control system signal coupler |
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CN208781044U true CN208781044U (en) | 2019-04-23 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109343412A (en) * | 2018-11-05 | 2019-02-15 | 郑州煤机液压电控有限公司 | Hydraulic support electronic control system signal coupler |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN109343412A (en) * | 2018-11-05 | 2019-02-15 | 郑州煤机液压电控有限公司 | Hydraulic support electronic control system signal coupler |
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201201 Address after: 450016 No. ninth, 167 Avenue, Zhengzhou Economic Development Zone, Henan, China Patentee after: HYDRAULIC & ELECTRIC CONTROL EQUIPMENT CO LTD ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. Patentee after: ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. Address before: 450016 No. ninth, 167 Avenue, Zhengzhou Economic Development Zone, Henan, China Patentee before: HYDRAULIC & ELECTRIC CONTROL EQUIPMENT CO LTD ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220720 Address after: 450016 No. 167, 9th Street, Zhengzhou area (Economic Development Zone), Henan pilot Free Trade Zone, Zhengzhou City, Henan Province Patentee after: HYDRAULIC & ELECTRIC CONTROL EQUIPMENT CO LTD ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. Address before: No.167, 9th Street, Zhengzhou Economic Development Zone, Henan Province, 450016 Patentee before: HYDRAULIC & ELECTRIC CONTROL EQUIPMENT CO LTD ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. Patentee before: ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. |
|
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No.167, 9th Street, Zhengzhou Economic and Technological Development Zone, Henan Province, 450016 Patentee after: Zhengzhou Hengda Intelligent Control Technology Co.,Ltd. Address before: 450016 No. 167, 9th Street, Zhengzhou area (Economic Development Zone), Henan pilot Free Trade Zone, Zhengzhou City, Henan Province Patentee before: HYDRAULIC & ELECTRIC CONTROL EQUIPMENT CO LTD ZHENGZHOU COAL MINING MACHINERY GROUP Co.,Ltd. |