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经营范围
发明名称
Facility Type Determination Technique
摘要
申请公布号
CA2118277(A1)
申请公布日期
1995.06.24
申请号
CA19942118277
申请日期
1994.10.17
申请人
AMERICAN TELEPHONE AND TELEGRAPH COMPANY
发明人
FEINER, ALEXANDER;SALTZBERG, BURTON R.
分类号
H04M7/00;H04L1/24;H04M11/06;(IPC1-7):H04M11/06
主分类号
H04M7/00
代理机构
代理人
主权项
地址
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