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发明名称
摘要
申请公布号
JPH04112643(U)
申请公布日期
1992.09.30
申请号
JP19910017557U
申请日期
1991.03.22
申请人
发明人
分类号
A47B77/04;A47B49/00;A47B51/00;(IPC1-7):A47B77/04
主分类号
A47B77/04
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代理人
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