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发明名称
IMPEDANCE CONVERTER
摘要
申请公布号
JPS5617493(A)
申请公布日期
1981.02.19
申请号
JP19790092426
申请日期
1979.07.20
申请人
RICOH KK
发明人
YAMAUCHI YOSHITOSHI
分类号
H03H11/24;G08C13/00;G08C19/00;H03H11/46
主分类号
H03H11/24
代理机构
代理人
主权项
地址
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