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经营范围
发明名称
AUTOMATIC TELEPHONE SWITCHING SYSTEMS.
摘要
申请公布号
IE17613(L)
申请公布日期
1945.02.28
申请号
IE19440000241
申请日期
1944.08.17
申请人
STANDARD TELEPHONES AND CABLES LTD.
发明人
分类号
H04Q3/42;(IPC1-7):H04Q3/42
主分类号
H04Q3/42
代理机构
代理人
主权项
地址
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