OM

Otto H. Metelmann

MA Mannesmann Ag: 2 patents #274 of 1,341Top 25%
📍 Wexford, PA: #188 of 413 inventorsTop 50%
🗺 Pennsylvania: #30,495 of 74,527 inventorsTop 45%
Overall (All Time): #2,303,145 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5227119 Spray-cooled furnace cover Albert J. Zalner 1993-07-13
4789991 Cooling system for electric arc furnaces Richard Prisalac 1988-12-06