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发明名称
摘要
申请公布号
DE2143338(A1)
申请公布日期
1972.03.09
申请号
DE19712143338
申请日期
1971.08.25
申请人
ERICSSON TELEFON AB L M
发明人
分类号
H05K3/30;H05K3/36;H05K7/14;H05K13/04;(IPC1-7):H05K7/00
主分类号
H05K3/30
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代理人
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