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发明名称
Split-key cryptographic system and method
摘要
申请公布号
GB9725190(D0)
申请公布日期
1998.01.28
申请号
GB19970025190
申请日期
1997.11.28
申请人
DIRECTOR, GOVERNMENT COMMUNICATIONS HEADQUARTERS, THE
发明人
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主分类号
代理机构
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