FREE-FLOW, ANIMAL BLOCKING DRAIN PIPE END CAP
- 专利权人:
- Wilbur D. Robinson
- 发明人:
- Wilbur D. Robinson
- 申请号：
- US15849822
- 公开号：
- US20180177179A1
- 申请日:
- 2017.12.21
- 申请国别(地区):
- US
- 年份:
- 2018
- 代理人:
- 摘要：
- Disclosed herein is a drain pipe end cap for allowing water and debris effluent flow while acting as a deterrent to animal incursion, with the drain pipe end cap being a single piece construction.
- 来源网站：
- 中国工程科技知识中心
