JA

James Arnold

📍 Grass Valley, CA: #9 of 21 inventorsTop 45%
🗺 California: #2,144 of 10,592 inventorsTop 25%
Overall (1989): #101,604 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4808305 Apparatus for sludge pond treatment — 1989-02-28