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经营范围
发明名称
A frequency mixer
摘要
申请公布号
GB9501710(D0)
申请公布日期
1995.03.15
申请号
GB19950001710
申请日期
1995.01.28
申请人
MARCONI INSTRUMENTS LIMITED
发明人
分类号
H03D7/02;H03D7/14;H03D9/06
主分类号
H03D7/02
代理机构
代理人
主权项
地址
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