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发明名称
Gültigkeitsprüfung kryptografischer öffentlicher Schlüssel für Chipkarten
摘要
申请公布号
DE69737905(T2)
申请公布日期
2008.04.03
申请号
DE1997637905T
申请日期
1997.11.21
申请人
INTERNATIONAL BUSINESS MACHINES CORP.
发明人
DEINDL, MICHAEL;HAENEL, WALTER;SCHAAL, ALBERT
分类号
H04L9/32;G07F7/10;G09C1/00
主分类号
H04L9/32
代理机构
代理人
主权项
地址
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