JJ

Jong-Koo Jon

📍 Seodaemun-gu, KR: #1 of 16 inventorsTop 7%
Overall (1997): #128,406 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5597299 Ignition safety device of gas lighter 1997-01-28