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发明名称
摘要
申请公布号
SU390583(A1)
申请公布日期
1973.07.11
申请号
SU19711678999
申请日期
1971.07.07
申请人
发明人
分类号
H01C10/42;(IPC1-7):H01C5/02
主分类号
H01C10/42
代理机构
代理人
主权项
地址
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