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发明名称
摘要
申请公布号
CS173311(B1)
申请公布日期
1977.02.28
申请号
CS19740006620
申请日期
1974.09.26
申请人
发明人
分类号
H01P1/32;H01P3/08;(IPC1-7):H01P1/32
主分类号
H01P1/32
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