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经营范围
发明名称
Ciphering system
摘要
申请公布号
US3399273(A)
申请公布日期
1968.08.27
申请号
US19640361985
申请日期
1964.04.23
申请人
CSF-COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
VASSEUR JEAN-PIERRE
分类号
H04L9/18
主分类号
H04L9/18
代理机构
代理人
主权项
地址
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