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Hanging pot water indicator
专利权人:
John Anga
发明人:
John Anga
申请号:
US13998038
公开号:
US09338951B2
申请日:
2013.09.25
申请国别(地区):
US
年份:
2016
代理人:
摘要:
A hanging pot water indicator having a hollow tubular spring housing, a cap on the upper end of the tubular housing, a hollow tubular sliding sleeve telescopically slidable, an opening in the cap, a coiled extension spring within the tubular housing and the sleeve, an upper wire extension portion extending from the upper end of the spring passing through the opening in the cap, and defining an upper hook, and a lower wire extension on the lower end of the spring, extending from the sleeve and formed to define a lower hook.
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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