CN302457955S - 矩形风管 - Google Patents
矩形风管Info
- Publication number
- CN302457955S CN302457955S CN201330030748.2 CN302457955S CN 302457955 S CN302457955 S CN 302457955S CN 302457955 S CN302457955 S CN 302457955S
- Authority
- CN
- China
- Prior art keywords
- design
- product
- rectangular duct
- appearance
- designate
- 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 - Lifetime
Links
Abstract
1.外观设计产品的名称：矩形风管。2.外观设计产品的用途：用于空调通风系统管道。3.外观设计的设计要点在于整体的外型。4.指定主视图为最能表明设计要点的图片或者照片。
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN302457955S true CN302457955S (zh) | 2013-06-05 |
Family
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130605 Main classification number: 23-04 |