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发明名称
SYSTEME TELEPHONIQUE A POSTES A LIGNES MULTIPLES
摘要
申请公布号
BE758598(A1)
申请公布日期
1971.04.16
申请号
BED758598
申请日期
申请人
WESTERN ELECTRIC CY. INC., 195 BROADWAY, NEW YORK, N.Y. (E.U.A.),
发明人
S.E. BUSH;G.E. SALTUS;P.E. CROUS.
分类号
H04Q3/58;H04M3/00;H04N7/14;H04Q3/62;(IPC1-7):H04M/
主分类号
H04Q3/58
代理机构
代理人
主权项
地址
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