CN300871347S - 止回阀 - Google Patents
止回阀Info
- Publication number
- CN300871347S CN300871347S CN200730152058.9F CN200730152058F CN300871347S CN 300871347 S CN300871347 S CN 300871347S CN 200730152058 F CN200730152058 F CN 200730152058F CN 300871347 S CN300871347 S CN 300871347S
- Authority
- CN
- China
- Prior art keywords
- check valve
- rear view
- design
- view
- symmetrical
- 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
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN300871347S true CN300871347S (zh) | 2009-01-07 |
Family
ID=
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Main classification number: 23-01 Address after: 244000 East Development Zone, Tongling City, Anhui Patentee after: Anhui Tongdu Valve Co., Ltd. Address before: 244000 East Development Zone, Tongling City, Anhui Patentee before: Anhui Tongdu Valve Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder |
Main classification number: 23-01 Address after: 244000 East Development Zone, Tongling City, Anhui Patentee after: Anhui Tongdu Flow Technology Co., Ltd. Address before: 244000 East Development Zone, Tongling City, Anhui Patentee before: Anhui Tongdu Valve Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090107 Main classification number: 23-01 Termination date: 20140808 |