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发明名称
摘要
申请公布号
JPS53155349(U)
申请公布日期
1978.12.06
申请号
JP19770059467U
申请日期
1977.05.12
申请人
发明人
分类号
H03K5/04;H03K5/00;H03K5/13;H03K12/00;H04M1/00;H04Q1/32;(IPC1-7):H03K5/00
主分类号
H03K5/04
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代理人
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