Fluted condom
- 专利权人:
- Daniel Resnic
- 发明人:
- Daniel Resnic
- 申请号：
- US14664605
- 公开号：
- US09351866B1
- 申请日:
- 2015.03.20
- 申请国别(地区):
- US
- 年份:
- 2016
- 代理人:
- 摘要：
- This invention relates to condoms, prophylactics and contraceptive devices having a thick shape-retaining sheath body with an open end and a closed end, and a plurality of longitudinal flutes on the sheath body.
- 来源网站：
- 中国工程科技知识中心
