Multi-layered support system
- 专利权人:
- Kz Hong;John H. Vrzalik
- 发明人:
- John H. Vrzalik,Kz Hong
- 申请号：
- US13560342
- 公开号：
- US09254231B2
- 申请日:
- 2012.07.27
- 申请国别(地区):
- US
- 年份:
- 2016
- 代理人:
- 摘要：
- In various embodiments, a support system includes a cover sheet with a number of layers. In certain embodiments, a top layer and a bottom layer are bonded to a middle spacer layer.
- 来源网站：
- 中国工程科技知识中心
