EP

Elmer L. Parks

📍 New Cumberland, PA: #1 of 6 inventorsTop 20%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #117,107 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4842723 Water purifying apparatus Fred A. Pennington 1989-06-27