CN202455426U - 电话会议终端和电话会议系统 - Google Patents
电话会议终端和电话会议系统 Download PDFInfo
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- CN202455426U CN202455426U CN2011203626485U CN201120362648U CN202455426U CN 202455426 U CN202455426 U CN 202455426U CN 2011203626485 U CN2011203626485 U CN 2011203626485U CN 201120362648 U CN201120362648 U CN 201120362648U CN 202455426 U CN202455426 U CN 202455426U
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CN2011203626485U CN202455426U (zh) | 2011-09-26 | 2011-09-26 | 电话会议终端和电话会议系统 |
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CN2011203626485U CN202455426U (zh) | 2011-09-26 | 2011-09-26 | 电话会议终端和电话会议系统 |
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CN202455426U true CN202455426U (zh) | 2012-09-26 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105491249A (zh) * | 2014-09-18 | 2016-04-13 | 广东世纪网通信设备有限公司 | 一种忙音学习方法及装置 |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN105491249A (zh) * | 2014-09-18 | 2016-04-13 | 广东世纪网通信设备有限公司 | 一种忙音学习方法及装置 |
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Legal Events
Date | Code | Title | Description |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: STATE ELECTRIC NET CROP. Free format text: FORMER OWNER: INFORMATION COMMUNICATION BRANCH COMPANY OF JIBEI ELECTRIC POWER COMPANY LIMITED Effective date: 20130712 Owner name: INFORMATION COMMUNICATION BRANCH COMPANY OF JIBEI Effective date: 20130712 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100053 XICHENG, BEIJING TO: 100031 XICHENG, BEIJING |
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TR01 | Transfer of patent right |
Effective date of registration: 20130712 Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: Information and Communication Branch of Jibei Electric Power Company Limited Address before: 100053, Beijing, Xicheng District, 32 Lin Zao street, 51 blocks Patentee before: Information and Communication Branch of Jibei Electric Power Company Limited |
|
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20120926 |