Title:一种随体位变化调节呼气正压的通气面罩
Institution:齐鲁医学院教学管理办公室、学科与发展规划办公室
Type of Patent:Invent
Application Number:201310334941.4
Number of Inventors:2
Service Invention or Not:No
Application Date:2013-08-02
Publication Date:2015-06-17
Authorization Date:2015-06-17
Release Time:2019-04-15