DK

Dwayne L. Knopik

📍 Windom, MN: #14 of 98 inventorsTop 15%
🗺 Minnesota: #156 of 1,035 inventorsTop 20%
Overall (1982): #20,435 of 81,411Top 30%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4323122 Process for recovering organic liquids from underground areas — 1982-04-06