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发明名称
AMPLIFIERS IN COMBINATION WITH PROTECTIVE CIRCUITS
摘要
申请公布号
GB1494354(A)
申请公布日期
1977.12.07
申请号
GB19750003699
申请日期
1975.01.28
申请人
SONY CORP
发明人
分类号
H02H7/20;H03F1/42;H03F1/52;(IPC1-7):H02H3/00
主分类号
H02H7/20
代理机构
代理人
主权项
地址
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