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发明名称
DC POWER SUPPLY
摘要
申请公布号
JPH04248317(A)
申请公布日期
1992.09.03
申请号
JP19910019200
申请日期
1991.01.21
申请人
RICOH CO LTD
发明人
KANAI HIDETOSHI
分类号
H02H7/12;H02H7/20
主分类号
H02H7/12
代理机构
代理人
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