发明名称 |
Drain cover |
摘要 |
A drain cover for a swimming pool, spa or tub drain that includes a hollow tube or shell having a slot formed in a wall therein and a fitting connecting the drain cover with respect to the drain.
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申请公布号 |
US2003208839(A1) |
申请公布日期 |
2003.11.13 |
申请号 |
US20020144212 |
申请日期 |
2002.05.10 |
申请人 |
BARNETT RALPH LIPSEY;POCZYNOK PETER JOSEPH |
发明人 |
BARNETT RALPH LIPSEY;POCZYNOK PETER JOSEPH |
分类号 |
A61H33/00;E04H4/12;(IPC1-7):E04H4/00 |
主分类号 |
A61H33/00 |
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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