RR

Richard L. Ritzenthaler

EM Elkay Manufacturing: 1 patents #83 of 119Top 70%
📍 Alden, IL: #1 of 1 inventorsTop 100%
🗺 Illinois: #48,934 of 84,256 inventorsTop 60%
Overall (All Time): #4,125,728 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4239182 Diaphragm movable wall assembly for hydraulic systems Don C. Arnold, Julio D. Silletti, Thomas J. Wilcox 1980-12-16