CN200996704Y - 通风装置 - Google Patents
通风装置 Download PDFInfo
- Publication number
- CN200996704Y CN200996704Y CN 200720004359 CN200720004359U CN200996704Y CN 200996704 Y CN200996704 Y CN 200996704Y CN 200720004359 CN200720004359 CN 200720004359 CN 200720004359 U CN200720004359 U CN 200720004359U CN 200996704 Y CN200996704 Y CN 200996704Y
- Authority
- CN
- China
- Prior art keywords
- airduct
- plate
- sound absorbing
- absorbing layer
- ventilation unit
- 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 - Fee Related
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Abstract
Description
Claims (9)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 200720004359 CN200996704Y (zh) | 2006-10-16 | 2007-02-02 | 通风装置 |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN200620015265 | 2006-10-16 | ||
CN200620015265.X | 2006-10-16 | ||
CN 200720004359 CN200996704Y (zh) | 2006-10-16 | 2007-02-02 | 通风装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
CN200996704Y true CN200996704Y (zh) | 2007-12-26 |
Family
ID=38995135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 200720004359 Expired - Fee Related CN200996704Y (zh) | 2006-10-16 | 2007-02-02 | 通风装置 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN200996704Y (zh) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN107461858A (zh) * | 2017-08-25 | 2017-12-12 | 杨金燕 | 建筑体通风管 |
CN111811123A (zh) * | 2015-05-20 | 2020-10-23 | 瑞泰控股公司 | 空气管道消音器系统 |
-
2007
- 2007-02-02 CN CN 200720004359 patent/CN200996704Y/zh not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111811123A (zh) * | 2015-05-20 | 2020-10-23 | 瑞泰控股公司 | 空气管道消音器系统 |
CN107461858A (zh) * | 2017-08-25 | 2017-12-12 | 杨金燕 | 建筑体通风管 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
COR | Change of bibliographic data |
Free format text: CORRECT: CO-PATENTEE TO: JIANG LEI ^ |
|
CU01 | Correction of utility model patent |
Correction item: Co-patentee Correct: Jiang Lei Number: 52 Page: The title page Volume: 23 |
|
CU03 | Correction of utility model patent gazette |
Correction item: Co-patentee Correct: Jiang Lei Number: 52 Volume: 23 |
|
ERR | Gazette correction |
Free format text: CORRECT: CO-PATENTEE; FROM: NONE ^ TO: JIANG LEI ^ |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071226 Termination date: 20100202 |