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发明名称
摘要
申请公布号
JPH0177447(U)
申请公布日期
1989.05.25
申请号
JP19870174371U
申请日期
1987.11.13
申请人
发明人
分类号
A47B88/20;(IPC1-7):A47B88/20
主分类号
A47B88/20
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代理人
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