RC

Ralph B. Clark

DL Dravo Lime: 1 patents #3 of 9Top 35%
📍 Charleston, WV: #4 of 24 inventorsTop 20%
🗺 West Virginia: #47 of 183 inventorsTop 30%
Overall (1997): #91,612 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5628811 Method of ameliorating acid soil to enhance plant growth John W. College, Joel H. Beeghly, K. Dale Ritchey, Virupax C. Baligar 1997-05-13