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发明名称
Digitaalisten multimediatiedostojen autentisuuden todistaminen
摘要
申请公布号
FI20040057(A0)
申请公布日期
2004.01.16
申请号
FI20040000057
申请日期
2004.01.16
申请人
OPEN BIT OY LTD.,
发明人
LEHTONEN,ARTO;HAKALA,TUOMAS
分类号
H04L;(IPC1-7):H04L
主分类号
H04L
代理机构
代理人
主权项
地址
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