CN304001997S - - Google Patents
Info
- Publication number
- CN304001997S CN304001997S CN304001997S CN 304001997 S CN304001997 S CN 304001997S CN 304001997 S CN304001997 S CN 304001997S
- Authority
- CN
- China
- 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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20170111 Main classification number: 07-01 |