PATENTS_10-2016-0167921_Jul 27, 2016

2016년 July 27일, 5:39 pm

Shin-Yoon Kim, Jun-Young Kim, Anna Seo, Hee Sung Lee, Jae Youn Hwang, Sangyeon Yoon, Jae Suk Choi, Minkyu Je, “Smart screw , 10-2016-0167921