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发明名称
摘要
申请公布号
JPH0319328(U)
申请公布日期
1991.02.26
申请号
JP19890079473U
申请日期
1989.07.04
申请人
发明人
分类号
A47B63/00;A47B31/00;(IPC1-7):A47B63/00
主分类号
A47B63/00
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代理人
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