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发明名称
摘要
申请公布号
JPS549310(B2)
申请公布日期
1979.04.23
申请号
JP19720080784
申请日期
1972.08.14
申请人
发明人
分类号
H01B13/02;D07B3/00
主分类号
H01B13/02
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