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发明名称
Telecommunication Channel Control Arrangement
摘要
申请公布号
GB1153455(A)
申请公布日期
1969.05.29
申请号
GB19660043823
申请日期
1966.09.30
申请人
INTERNATIONAL STANDARD ELECTRIC CORPORATION
发明人
分类号
H04M7/06;H04Q1/453
主分类号
H04M7/06
代理机构
代理人
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地址
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