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发明名称
Circuit de conférence pour système téléphonique à partage du temps
摘要
申请公布号
FR1420062(A)
申请公布日期
1965.12.03
申请号
FR19640000496
申请日期
1964.12.30
申请人
WESTERN ELECTRIC COMPANY, INCORPORATED
发明人
分类号
H04M3/56;H04Q11/04
主分类号
H04M3/56
代理机构
代理人
主权项
地址
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