CN201388213Y - Police intercom convenient communication system - Google Patents
Police intercom convenient communication system Download PDFInfo
- Publication number
- CN201388213Y CN201388213Y CN200920035771U CN200920035771U CN201388213Y CN 201388213 Y CN201388213 Y CN 201388213Y CN 200920035771 U CN200920035771 U CN 200920035771U CN 200920035771 U CN200920035771 U CN 200920035771U CN 201388213 Y CN201388213 Y CN 201388213Y
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- Prior art keywords
- intercom
- broadcasting
- adapter
- intercommunication
- police
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920035771U CN201388213Y (en) | 2009-03-20 | 2009-03-20 | Police intercom convenient communication system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200920035771U CN201388213Y (en) | 2009-03-20 | 2009-03-20 | Police intercom convenient communication system |
Publications (1)
Publication Number | Publication Date |
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CN201388213Y true CN201388213Y (en) | 2010-01-20 |
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ID=41580756
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN200920035771U Expired - Lifetime CN201388213Y (en) | 2009-03-20 | 2009-03-20 | Police intercom convenient communication system |
Country Status (1)
Country | Link |
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CN (1) | CN201388213Y (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101977346A (en) * | 2010-10-11 | 2011-02-16 | 上海宝亚安全装备有限公司 | Communication amplification device |
CN103348708A (en) * | 2010-11-30 | 2013-10-09 | 摩托罗拉解决方案公司 | User interface for communication system |
CN109088651A (en) * | 2018-03-28 | 2018-12-25 | 广州市神火科技有限公司 | A kind of one key speaking system |
CN113949405A (en) * | 2021-10-13 | 2022-01-18 | 山西建宇科技有限公司 | Police multichannel communication equipment |
-
2009
- 2009-03-20 CN CN200920035771U patent/CN201388213Y/en not_active Expired - Lifetime
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101977346A (en) * | 2010-10-11 | 2011-02-16 | 上海宝亚安全装备有限公司 | Communication amplification device |
CN101977346B (en) * | 2010-10-11 | 2013-01-02 | 上海宝亚安全装备有限公司 | Communication amplification device |
CN103348708A (en) * | 2010-11-30 | 2013-10-09 | 摩托罗拉解决方案公司 | User interface for communication system |
CN103348708B (en) * | 2010-11-30 | 2016-08-10 | 摩托罗拉解决方案公司 | User interface for communication system |
CN109088651A (en) * | 2018-03-28 | 2018-12-25 | 广州市神火科技有限公司 | A kind of one key speaking system |
CN113949405A (en) * | 2021-10-13 | 2022-01-18 | 山西建宇科技有限公司 | Police multichannel communication equipment |
CN113949405B (en) * | 2021-10-13 | 2023-04-28 | 山西建宇科技有限公司 | Multi-channel communication equipment for police |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C56 | Change in the name or address of the patentee |
Owner name: NANJING DORON TECHNOLOGY CORPORATION LTD. Free format text: FORMER NAME: DUOLUN SCIENCE AND TECHNOLOGY CO., LTD., NANJING |
|
CP01 | Change in the name or title of a patent holder |
Address after: 211100 No. 1555 Tian Yin Road, Jiangning District, Jiangsu, Nanjing Patentee after: NANJING DORON TECHNOLOGY CO., LTD. Address before: 211100 No. 1555 Tian Yin Road, Jiangning District, Jiangsu, Nanjing Patentee before: Nanjing Doron Technology Co., Ltd. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 211100 No. 1555 Tian Yin Road, Jiangning District, Jiangsu, Nanjing Patentee after: Duolun Polytron Technologies Inc Address before: 211100 No. 1555 Tian Yin Road, Jiangning District, Jiangsu, Nanjing Patentee before: NANJING DORON TECHNOLOGY CO., LTD. |
|
CP01 | Change in the name or title of a patent holder | ||
CX01 | Expiry of patent term |
Granted publication date: 20100120 |
|
CX01 | Expiry of patent term |