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经营范围
发明名称
SELF-EXCITING SWITCHING POWER SOURCE
摘要
申请公布号
JPS6474059(A)
申请公布日期
1989.03.20
申请号
JP19870228990
申请日期
1987.09.11
申请人
NEC CORP
发明人
SATO YUKINORI
分类号
H02M3/28;H02M3/338
主分类号
H02M3/28
代理机构
代理人
主权项
地址
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