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经营范围
发明名称
VARIABLE ATTENUATOR
摘要
申请公布号
JPH07183752(A)
申请公布日期
1995.07.21
申请号
JP19930325121
申请日期
1993.12.22
申请人
SHARP CORP
发明人
TOKUDA MASAMORI
分类号
H03H7/25;H03H11/24;H03H11/54;H03K17/74;(IPC1-7):H03H7/25
主分类号
H03H7/25
代理机构
代理人
主权项
地址
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