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发明名称
METHOD AND APPARATUS FOR CIPHERING AND DECIPHERING MESSAGES
摘要
申请公布号
CA752972(A)
申请公布日期
1967.02.14
申请号
CAD752972
申请日期
申请人
GRETAG AKTIENGESELLSCHAFT
发明人
KURT EHRAT
分类号
主分类号
代理机构
代理人
主权项
地址
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