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Affilication of Author(s):数学与统计学院
Patent Coverage:国内
School Sign:第一单位
Type of Patent:发明专利
Application Number:CN201310114575.1
Service Invention or Not:yes
Application Date:2013-04-03
Publication Date:2013-07-31
First Author:费文龙
Pre One:一种口腔扩张练习器