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发明名称
System und Vorrichtung zur Verschluesselung und Entschluesselung von Texten
摘要
申请公布号
DE1447317(A1)
申请公布日期
1969.04.30
申请号
DE19641447317
申请日期
1964.03.26
申请人
PHILIPS USFA N.V.
发明人
M.M. OBERMAN,ROELOF;SNIJDERS,ANTONIE
分类号
G09C1/10;H04L9/18
主分类号
G09C1/10
代理机构
代理人
主权项
地址
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