RK

Ralph L. Kreps

📍 Hanoverton, OH: #2 of 2 inventorsTop 100%
🗺 Ohio: #490 of 2,550 inventorsTop 20%
Overall (1982): #17,811 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4335850 Hot water heating system — 1982-06-22