NW

Nicholas Walker

📍 Portland, OR: #45 of 229 inventorsTop 20%
🗺 Oregon: #179 of 893 inventorsTop 25%
Overall (1989): #73,337 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4834876 Filtration assembly having integral heating means for maintaining the metallic material being filtered in the molten state 1989-05-30