CN2837517Y - 坑道无线救援系统 - Google Patents
坑道无线救援系统 Download PDFInfo
- Publication number
- CN2837517Y CN2837517Y CN 200520112660 CN200520112660U CN2837517Y CN 2837517 Y CN2837517 Y CN 2837517Y CN 200520112660 CN200520112660 CN 200520112660 CN 200520112660 U CN200520112660 U CN 200520112660U CN 2837517 Y CN2837517 Y CN 2837517Y
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- CN
- China
- Prior art keywords
- signal
- wireless
- circuit
- mine lamp
- lamp
- 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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- Emergency Alarm Devices (AREA)
- Audible And Visible Signals (AREA)
Abstract
Description
Claims (6)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200520112660 CN2837517Y (zh) | 2004-07-09 | 2005-07-08 | 坑道无线救援系统 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200420077459.3 | 2004-07-09 | ||
CN200420077459 | 2004-07-09 | ||
CN 200520112660 CN2837517Y (zh) | 2004-07-09 | 2005-07-08 | 坑道无线救援系统 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN2837517Y true CN2837517Y (zh) | 2006-11-15 |
Family
ID=37392000
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200520112660 Expired - Lifetime CN2837517Y (zh) | 2004-07-09 | 2005-07-08 | 坑道无线救援系统 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN2837517Y (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103174454A (zh) * | 2011-12-22 | 2013-06-26 | 洛阳希诺能源科技有限公司 | 一种煤矿井下的呼救器装置 |
-
2005
- 2005-07-08 CN CN 200520112660 patent/CN2837517Y/zh not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103174454A (zh) * | 2011-12-22 | 2013-06-26 | 洛阳希诺能源科技有限公司 | 一种煤矿井下的呼救器装置 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: BEIJING ZHONGHANG CHANGLI ENERGY TECHNOLOGY CO., L Free format text: FORMER OWNER: BEIJING CHANGLI UNION ENERGY SOURCE TECHNOLOGY CO. LTD. Effective date: 20101025 |
|
C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 100041 FUXING STREET, GUANGNING VILLAGE, SHIJINGSHAN DISTRICT, BEIJING TO: 102300 NO.33, ZHONGMENSI, MENTOUGOU DISTRICT, BEIJING |
|
TR01 | Transfer of patent right |
Effective date of registration: 20101025 Address after: 102300 Beijing city Mentougou District Tianmen Temple No. 33 Patentee after: Beijing AVIC Changli Energy and Technology Co.,Ltd. Address before: 100041 Fuxing street, Guangning village, Beijing, Shijingshan District Patentee before: Changli United Energy Tech Co., Ltd., Beijing |
|
CX01 | Expiry of patent term |
Expiration termination date: 20150708 Granted publication date: 20061115 |
|
EXPY | Termination of patent right or utility model |