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摘要
申请公布号
JPS63160773(U)
申请公布日期
1988.10.20
申请号
JP19870054845U
申请日期
1987.04.10
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发明人
分类号
A47L23/02;(IPC1-7):A47L23/02
主分类号
A47L23/02
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