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经营范围
发明名称
COMMUNICATION SWITCHING SYSTEMS
摘要
申请公布号
IL69580(D0)
申请公布日期
1983.11.30
申请号
IL19830069580
申请日期
1983.08.29
申请人
WESTERN ELECTRIC CO
发明人
分类号
H04M3/22;H04M3/24;H04Q11/04;(IPC1-7):H04Q/
主分类号
H04M3/22
代理机构
代理人
主权项
地址
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