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发明名称
摘要
申请公布号
NL6710733(A)
申请公布日期
1969.01.09
申请号
NL19670010733
申请日期
1967.08.03
申请人
发明人
分类号
H01T13/40;H01T13/42
主分类号
H01T13/40
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代理人
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地址
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