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经营范围
发明名称
Elektronisches Wasserzeichenseinführungsgerät
摘要
申请公布号
DE69912514(T2)
申请公布日期
2004.08.19
申请号
DE19996012514T
申请日期
1999.04.30
申请人
NEC CORP., TOKIO/TOKYO
发明人
NAKANO, HIROTAKA
分类号
H04N1/32;(IPC1-7):H04N1/32
主分类号
H04N1/32
代理机构
代理人
主权项
地址
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