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发明名称
摘要
申请公布号
DD105966(A1)
申请公布日期
1974.05.12
申请号
DD19730172179
申请日期
1973.07.10
申请人
发明人
分类号
H05B3/16;H05B3/34;(IPC1-7):H05B3/16
主分类号
H05B3/16
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代理人
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