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发明名称
SUITSUCHINGUDENGENKAIRO
摘要
申请公布号
JPH0245434(B2)
申请公布日期
1990.10.09
申请号
JP19780016935
申请日期
1978.02.16
申请人
SONY CORP
发明人
KOIZUMI AKIO
分类号
H02M3/335
主分类号
H02M3/335
代理机构
代理人
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地址
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