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发明名称
VOICE PACKET ENCIPHERING DEVICE
摘要
申请公布号
JPH01225250(A)
申请公布日期
1989.09.08
申请号
JP19880051087
申请日期
1988.03.03
申请人
NEC CORP
发明人
OKUBO TADATOSHI
分类号
H04Q11/04;H04L9/00;H04L9/10;H04L12/22
主分类号
H04Q11/04
代理机构
代理人
主权项
地址
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