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发明名称
摘要
申请公布号
JPS55179418(U)
申请公布日期
1980.12.23
申请号
JP19790077977U
申请日期
1979.06.07
申请人
发明人
分类号
H03H9/02;H03H9/05;(IPC1-7):H03H9/05
主分类号
H03H9/02
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代理人
主权项
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