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发明名称
CROSS POINT SWITCHING NETWORK IN A TELECOMMUNICATION SYSTEM
摘要
申请公布号
US3567865(A)
申请公布日期
1971.03.02
申请号
USD3567865
申请日期
1968.01.18
申请人
INTERNATIONAL STANDARD ELECTRIC CORP.
发明人
PE TSI CHU;HANS HELMUT ADELAAR;ALOIS RENE TERMOTE
分类号
H04Q3/54;H04Q3/545
主分类号
H04Q3/54
代理机构
代理人
主权项
地址
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