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发明名称
AUDIO INSTRUMENTS PROTECTIVE CIRCUIT
摘要
申请公布号
GB1415476(A)
申请公布日期
1975.11.26
申请号
GB19730034338
申请日期
1973.07.19
申请人
BELTEK CORPORATION
发明人
分类号
H03F1/52;(IPC1-7):H02H3/10
主分类号
H03F1/52
代理机构
代理人
主权项
地址
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