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发明名称
System and method for secured transmission of data over telephone communications system
摘要
申请公布号
US6141116(A)
申请公布日期
2000.10.31
申请号
US19970840223
申请日期
1997.04.11
申请人
LINCOLN INVESTMENT LIMITED
发明人
ODOM, GREGORY GLEN;KITCHEN, WILLIAM D.
分类号
H04L9/00;H04N1/44;(IPC1-7):H04N1/00
主分类号
H04L9/00
代理机构
代理人
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