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SUCTION DEVICE
专利权人:
PRABHAT K. AHLUWALIA
发明人:
PRABHAT K. AHLUWALIA
申请号:
US16704939
公开号:
US20200147293A1
申请日:
2019.12.05
申请国别(地区):
US
年份:
2020
代理人:
摘要:
A suction device includes an outer tube having an inlet at a first end and an inner suction tube located within the outer tube, the inner suction tube having an inlet at a first end corresponding to the first end of the outer tube. The inlet of the inner suction tube is offset by a distance from the inlet of the outer suction tube, such that the inlet of the inner suction tube is located within the outer suction tube.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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