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发明名称
SCHNITTSTELLENSCHALTUNG ZWISCHEN EINER FERNSPRECHLEITUNG UND EINEM BUS
摘要
申请公布号
DE2722894(A1)
申请公布日期
1977.12.01
申请号
DE19772722894
申请日期
1977.05.20
申请人
WESTERN ELECTRIC CO.,INC.
发明人
BRYAN JAMES,DENNIS;KAI LIU,CHAO;CHARLES SMITH,DOUGLAS
分类号
H04M3/40;H04M3/56;(IPC1-7):H04M3/56
主分类号
H04M3/40
代理机构
代理人
主权项
地址
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