A U.S. patent of Atmospheric-Pressure Plasma Generation Device filed by APPL group was approved on 9/26/2018 with only 3 months of application!A U.S. patent of Atmospheric-Pressure Plasma Generation Device filed by APPL group was approved on 9/26/2018 with only 3 months of application! 2018 年 9 月 29 日2018 年 9 月 29 日| 吳 宗信吳 宗信| 0 Comment | 下午 1:42 This APP device is also named as “Universal Gas A […] Read MoreRead More