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经营范围
发明名称
SELFFEXCITING TRASISTOR AND CHOPPER REGLATOR
摘要
申请公布号
JPS5398027(A)
申请公布日期
1978.08.26
申请号
JP19770012744
申请日期
1977.02.07
申请人
NIPPON ELECTRIC CO
发明人
SUZUKI NOBUO;UCHIDA SUKEYUKI
分类号
H02M3/155
主分类号
H02M3/155
代理机构
代理人
主权项
地址
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