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发明名称
摘要
申请公布号
JPS647841(U)
申请公布日期
1989.01.17
申请号
JP19870103560U
申请日期
1987.07.06
申请人
发明人
分类号
A47C7/46;B60N2/22;(IPC1-7):A47C7/46;B60N1/06
主分类号
A47C7/46
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