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发明名称
MUTING CIRCUIT
摘要
申请公布号
JPS53138624(A)
申请公布日期
1978.12.04
申请号
JP19770053077
申请日期
1977.05.11
申请人
HITACHI LTD
发明人
AKITAKE ISAO;INOUE SHIGEKI;ISO YOSHIMI
分类号
H03J7/28;H04B1/10
主分类号
H03J7/28
代理机构
代理人
主权项
地址
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