BL

Byung-Duk Lim

📍 Dongjin-myeon, KR: #47 of 237 inventorsTop 20%
Overall (All Time): #1,567,462 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
7784561 Ground drilling hammer and the driving method — 2010-08-31
7681671 Drilling apparatus having in-line extending wings and driving method thereof — 2010-03-23
6860339 Bit striking apparatus for use in an excavator — 2005-03-01