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发明名称
摘要
申请公布号
JPH0224617(U)
申请公布日期
1990.02.19
申请号
JP19880102592U
申请日期
1988.08.02
申请人
发明人
分类号
H03F1/32;H03F3/30;(IPC1-7):H03F3/30
主分类号
H03F1/32
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代理人
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