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发明名称
STEP VARIABLE TYPE HIGH FREQUENCY ATTENUATOR
摘要
申请公布号
JPS6458109(A)
申请公布日期
1989.03.06
申请号
JP19870216236
申请日期
1987.08.28
申请人
TOYO COMMUN EQUIP CO LTD
发明人
ZENSAI SEIJI
分类号
H03H11/24;H01P1/22;H03H7/25
主分类号
H03H11/24
代理机构
代理人
主权项
地址
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