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发明名称
摘要
申请公布号
JPS5444091(B2)
申请公布日期
1979.12.24
申请号
JP19730029294
申请日期
1973.03.13
申请人
发明人
分类号
H02H7/093;H02P23/00
主分类号
H02H7/093
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