CN203376599U - 本安型采煤机变频器参数无线监控接收装置 - Google Patents
本安型采煤机变频器参数无线监控接收装置 Download PDFInfo
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- CN203376599U CN203376599U CN201320468951.2U CN201320468951U CN203376599U CN 203376599 U CN203376599 U CN 203376599U CN 201320468951 U CN201320468951 U CN 201320468951U CN 203376599 U CN203376599 U CN 203376599U
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN104599470A (zh) * | 2014-12-31 | 2015-05-06 | 太重煤机有限公司 | 一种应用于防爆变频设备上的遥控系统 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104599470A (zh) * | 2014-12-31 | 2015-05-06 | 太重煤机有限公司 | 一种应用于防爆变频设备上的遥控系统 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: XINAN TIANDI COAL MINING EQUIPMENT MANUFACTURING CO., LTD. Assignor: Heaven and earth Polytron Technologies Inc Shanghai branch|Tiandi Shanghai mining equipment Technology Co., Ltd. Contract record no.: 2014520000012 Denomination of utility model: Intrinsic safety type coalcutter converter parameter wireless monitor receiving trap Granted publication date: 20140101 License type: Exclusive License Record date: 20140521 |
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LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140101 Termination date: 20140802 |
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EXPY | Termination of patent right or utility model |