Hi guys, Welcome to the Advanced Video Search Engine, and you are watching 19세기 테슬라, 존슨앤존슨 [고영경 박사의 말랑말랑 기업사 #30]. That video is uploaded by 위즈덤 칼리지 at 2022-04-16T20:30:12-07:00. We are promoting this video only for entertainment and educational purpose only. So, I hope you like & enjoy it. [o4FA-wtztME]