发明者
Valeria Nikolaenko, Udi Weinsberg, Stratis Ioannidis, Marc Joye, Nina Taft
发表日期
2015/12/31
专利局
US
专利号
20150381349
专利申请号
14/767569
简介
G09C1/00—Apparatus or methods whereby a given sequence of signs, eg an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
引用总数
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