发明名称 |
DOUBLE-STORY UMBRELLA |
摘要 |
A double-story umbrella includes an upper umbrella, and a lower umbrella detachably coupled with the upper umbrella and operatively opened to be a beach umbrella or a big umbrella having large shielding area; whereby upon uncoupling of the upper and lower umbrellas, each umbrella can be folded to have a short folding length for a convenient handling and storage when the umbrella is folded.
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申请公布号 |
US2002066476(A1) |
申请公布日期 |
2002.06.06 |
申请号 |
US20000727576 |
申请日期 |
2000.12.04 |
申请人 |
LIN CHUNG-KUANG;CHANG JUNG-JEN |
发明人 |
LIN CHUNG-KUANG;CHANG JUNG-JEN |
分类号 |
A45B17/00;A45B19/08;A45B19/10;A45B23/00;A45B25/08;A45B25/18;A45B25/24;(IPC1-7):A45B1/00;A45B19/00 |
主分类号 |
A45B17/00 |
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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