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发明名称
摘要
申请公布号
JPS5147276(B2)
申请公布日期
1976.12.14
申请号
JP19710073644
申请日期
1971.09.21
申请人
发明人
分类号
A47L9/20;(IPC1-7):A47L9/20
主分类号
A47L9/20
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代理人
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地址
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