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发明名称
FREQUENCY CONVERTER
摘要
申请公布号
JPH0358506(A)
申请公布日期
1991.03.13
申请号
JP19890194957
申请日期
1989.07.26
申请人
NEC CORP
发明人
KUSHIYAMA TOSHIO
分类号
H03D7/12
主分类号
H03D7/12
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代理人
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