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发明名称
Semi-conductor vario-losser circuit
摘要
申请公布号
GB1006950(A)
申请公布日期
1965.10.06
申请号
GB19620035139
申请日期
1962.09.14
申请人
NORTHERN ELECTRIC COMPANY, LIMITED
发明人
分类号
H03G7/00;H04B1/64
主分类号
H03G7/00
代理机构
代理人
主权项
地址
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