CN201141673Y - 一种风动排风系统 - Google Patents
一种风动排风系统 Download PDFInfo
- Publication number
- CN201141673Y CN201141673Y CNU2007201737449U CN200720173744U CN201141673Y CN 201141673 Y CN201141673 Y CN 201141673Y CN U2007201737449 U CNU2007201737449 U CN U2007201737449U CN 200720173744 U CN200720173744 U CN 200720173744U CN 201141673 Y CN201141673 Y CN 201141673Y
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Abstract
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Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201737449U CN201141673Y (zh) | 2007-10-23 | 2007-10-23 | 一种风动排风系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CNU2007201737449U CN201141673Y (zh) | 2007-10-23 | 2007-10-23 | 一种风动排风系统 |
Publications (1)
Publication Number | Publication Date |
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CN201141673Y true CN201141673Y (zh) | 2008-10-29 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CNU2007201737449U Expired - Fee Related CN201141673Y (zh) | 2007-10-23 | 2007-10-23 | 一种风动排风系统 |
Country Status (1)
Country | Link |
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CN (1) | CN201141673Y (zh) |
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2007
- 2007-10-23 CN CNU2007201737449U patent/CN201141673Y/zh not_active Expired - Fee Related
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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 JOINT DEVELOPMENT TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: BEIJING ENWAN SCIENCE AND TECHNOLOGY CO., LTD. Effective date: 20100415 |
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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: 100083 ROOM 304, GUEST HOUSE, AGRICULTURAL MACHINERY INSTITUTE OF CHINA, NO.1, DEWAI BEISHATAN, CHAOYANG DISTRICT, BEIJING CITY TO: 100101 ROOM 302, BUILDING B, BEIJING VENTURE BUILDING, NO.11, ANXIANG BEILI, CHAOYANG DISTRICT, BEIJING CITY |
|
TR01 | Transfer of patent right |
Effective date of registration: 20100415 Address after: 100101 Beijing Chaoyang District City Anxiang Beili 11 building B Room 302 Beijing Patentee after: Beijing joint development technology Co., Ltd. Address before: 100083 Beijing City, Chaoyang District, No. 1 North Beach China Agricultural College hostel room 304 Patentee before: Beijing Enwan Technology Co., Ltd. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081029 Termination date: 20111023 |