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Title:基于图像特征区域的抗几何攻击数字水印方法
Disigner of the Invention:郭宝龙,李雷达
Type of Patent:Invent
State of Patent:Authorized patents
Authorization Number:ZL 200710017595.1
Service Invention or Not:No
Authorization Date:2009-02-01
Date:2019-08-01
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