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发明名称
摘要
申请公布号
JPH084743(Y2)
申请公布日期
1996.02.07
申请号
JP19890078914U
申请日期
1989.07.04
申请人
发明人
分类号
A47L13/20;H03H9/02;H03H9/25;(IPC1-7):H03H9/25
主分类号
A47L13/20
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