发明名称 |
Volume indicator having angled gradient openings |
摘要 |
A volume indicator for use with a container is provided. The indicator includes a body having a gradient opening defined therethrough at a predetermined angle. The gradient opening is associated with a predetermined volume or height of material in the container. The predetermined angle compensates for a line of sight angle of a user into the container.
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申请公布号 |
US7258004(B2) |
申请公布日期 |
2007.08.21 |
申请号 |
US20050182397 |
申请日期 |
2005.07.15 |
申请人 |
UNGER MARKETING INTERNATIONAL, LLC |
发明人 |
BENSUSSAN BERNARD |
分类号 |
G01F23/04 |
主分类号 |
G01F23/04 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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