External nasal dilator
- 专利权人:
- Gustav R. Fenton
- 发明人:
- Gustav R. Fenton,Snigdha Mishra
- 申请号：
- US13389656
- 公开号：
- US09642995B2
- 申请日:
- 2010.12.21
- 申请国别(地区):
- US
- 年份:
- 2017
- 代理人:
- 摘要：
- The present invention relates to an external nasal dilator, more specifically to an improved external nasal dilator, which provides a focused and efficient spring force to the outer wall tissues of a first and second nasal passages.
- 来源网站：
- 中国工程科技知识中心
