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经营范围
发明名称
System for a Secure Transmission of Data with Checking at the Transmitting End
摘要
申请公布号
GB1164531(A)
申请公布日期
1969.09.17
申请号
GB19670001459
申请日期
1967.01.11
申请人
TELEFUNKEN PATENTVERWERTUNGSGESELLSCHAFT M.B.H.
发明人
分类号
H04L1/14
主分类号
H04L1/14
代理机构
代理人
主权项
地址
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