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发明名称
SELF EXCITING SWITCHING TYPE CONSTANT VOLTAGE CIRCUIT
摘要
申请公布号
JPH0370468(A)
申请公布日期
1991.03.26
申请号
JP19890204652
申请日期
1989.08.09
申请人
HITACHI LTD
发明人
SAWAKI YASUMASA
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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