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发明名称
PWMDENRYOKUHENKANSOCHI
摘要
申请公布号
JP2645176(B2)
申请公布日期
1997.08.25
申请号
JP19900275984
申请日期
1990.10.15
申请人
MITSUBISHI DENKI KK
发明人
ARAKI HIROSHI
分类号
H02M7/48;(IPC1-7):H02M7/48
主分类号
H02M7/48
代理机构
代理人
主权项
地址
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