Name: Won Jung, Dong

Address: Jeju National University, Jeju-si Jeju-do 63243 Republic of Korea, Korea, Republic of

Author Publications:

• Vol 7, No 4 (2018) - Articles
  Design improvement and manufacturing of water down the hole hammer for bore drilling
  Abstract    PDF
• Vol 7, No 4 (2018) - Articles
  Development of Press Die for Aluminum Open - Type Scaffolding Board
  Abstract    PDF