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经营范围
发明名称
VARIABLE ATTENUATOR
摘要
申请公布号
JPS5556701(A)
申请公布日期
1980.04.25
申请号
JP19780130782
申请日期
1978.10.24
申请人
NIPPON ELECTRIC CO
发明人
HAYASHI HIROMI
分类号
H01P1/22;H01P1/23
主分类号
H01P1/22
代理机构
代理人
主权项
地址
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