王冬琦

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基于二维条码的信息隐藏及信息提取方法及系统
Release time:2023-01-29  Hits:

Disigner of the Invention:司马东芳,王志鹏
Type of Patent:国家发明专利
Authorization number:CN105825257B
Service Invention or Not:no
Authorization Date:2018-05-29
First Author:王冬琦