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发明名称
摘要
申请公布号
JPS552923(Y2)
申请公布日期
1980.01.24
申请号
JP19740085376U
申请日期
1974.07.18
申请人
发明人
分类号
A47L9/00;(IPC1-7):A47L9/00
主分类号
A47L9/00
代理机构
代理人
主权项
地址
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