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发明名称
摘要
申请公布号
JPS4410422(Y1)
申请公布日期
1969.04.26
申请号
JP19660053389U
申请日期
1966.06.07
申请人
发明人
分类号
H01H19/00;H01H21/00;H04N1/04;H04N1/12;(IPC1-7):H04N1/12
主分类号
H01H19/00
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