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发明名称
摘要
申请公布号
JPS49833(U)
申请公布日期
1974.01.07
申请号
JP19720014076U
申请日期
1972.02.04
申请人
发明人
分类号
H03M7/04;H03M7/06;(IPC1-7):G06F5/02
主分类号
H03M7/04
代理机构
代理人
主权项
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