CN201430591Y - 铁道无线综合中继设备 - Google Patents
铁道无线综合中继设备 Download PDFInfo
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- CN201430591Y CN201430591Y CN2009200815914U CN200920081591U CN201430591Y CN 201430591 Y CN201430591 Y CN 201430591Y CN 2009200815914 U CN2009200815914 U CN 2009200815914U CN 200920081591 U CN200920081591 U CN 200920081591U CN 201430591 Y CN201430591 Y CN 201430591Y
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Application Number | Priority Date | Filing Date | Title |
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CN2009200815914U CN201430591Y (zh) | 2009-06-10 | 2009-06-10 | 铁道无线综合中继设备 |
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CN2009200815914U CN201430591Y (zh) | 2009-06-10 | 2009-06-10 | 铁道无线综合中继设备 |
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CN201430591Y true CN201430591Y (zh) | 2010-03-24 |
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CN2009200815914U Expired - Fee Related CN201430591Y (zh) | 2009-06-10 | 2009-06-10 | 铁道无线综合中继设备 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102420648A (zh) * | 2011-12-27 | 2012-04-18 | 耿直 | 无线综合传输方法及铁道无线综合中继设备 |
CN102523027A (zh) * | 2011-12-27 | 2012-06-27 | 耿直 | 数字对讲中继传输方法及数字对讲中继设备 |
CN112867093A (zh) * | 2020-12-17 | 2021-05-28 | 杭州微网通讯科技有限公司 | 一种在隧道或管道内用双链接技术进行无线通信的系统制作方法 |
-
2009
- 2009-06-10 CN CN2009200815914U patent/CN201430591Y/zh not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102420648A (zh) * | 2011-12-27 | 2012-04-18 | 耿直 | 无线综合传输方法及铁道无线综合中继设备 |
CN102523027A (zh) * | 2011-12-27 | 2012-06-27 | 耿直 | 数字对讲中继传输方法及数字对讲中继设备 |
CN112867093A (zh) * | 2020-12-17 | 2021-05-28 | 杭州微网通讯科技有限公司 | 一种在隧道或管道内用双链接技术进行无线通信的系统制作方法 |
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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: Be full of prosperous scientific and technological (Shanghai) Co., Ltd. Assignor: Geng Zhi Contract record no.: 2011990000983 Denomination of utility model: Wireless composite trunk equipment in railroad and connected transmission method Granted publication date: 20100324 License type: Exclusive License Record date: 20111019 |
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DD01 | Delivery of document by public notice |
Addressee: Geng Zhi Document name: Notification of Termination of Patent Right |
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C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100324 Termination date: 20130610 |