JB

John P. Bearpark

BL Bicc Public Limited: 2 patents #21 of 125Top 20%
Overall (All Time): #2,348,225 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4589469 Electrolytic refining of metal William R. Nelson 1986-05-20
4498522 Electrolytic refining of metal William R. Nelson 1985-02-12