강효식

Refrigerator and handle assembling method of refrigerator

김동균, 박종선, 최남구, 2012 .

Apparatus and method for providing an adjustable positive stop in space

강효식, 2007 .

Refrigerator and method of manufacturing same

이형석, 강효식, 박영귀, 2009 .

Surgical System for the positioning of prosthetic components and / or limit the movement of surgical tools

강효식, 베니 하가그, 알론 모제스, 2010 .