CN300901329S - 无负压供水设备减噪装置(3) - Google Patents
无负压供水设备减噪装置(3)Info
- Publication number
- CN300901329S CN300901329S CN200730295979.0F CN200730295979F CN300901329S CN 300901329 S CN300901329 S CN 300901329S CN 200730295979 F CN200730295979 F CN 200730295979F CN 300901329 S CN300901329 S CN 300901329S
- Authority
- CN
- China
- Prior art keywords
- water supply
- negative pressure
- noise reduction
- pressure water
- reduction device
- 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
Links
Abstract
右视图与左视图相同，省略右视图。后视图与主视图相同，省略后视图。
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN300901329S true CN300901329S (zh) | 2009-04-01 |
Family
ID=
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090401 Main classification number: 23-01 Termination date: 20100128 |