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发明名称
METHOD AND APPARATUS FOR PROVIDING A PRIVATE COMMUNICATION SYSTEM IN A PUBLIC SWITCHED TELEPHONE NETWORK
摘要
申请公布号
CA2481368(A1)
申请公布日期
1997.08.07
申请号
CA19972481368
申请日期
1997.01.29
申请人
QUALCOMM INCORPORATED
发明人
YAFUSO, BYRON Y.;ROGERS, STEVEN L.;GROB, MATTHEW S.;LEKVEN, ERIC J.
分类号
H04L12/24;H04L12/56;H04M1/26;H04Q3/42;H04Q7/20;H04Q7/26;H04Q7/38;(IPC1-7):H04Q7/20
主分类号
H04L12/24
代理机构
代理人
主权项
地址
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