LH

Louis J. Harvatin

NC North American Car: 2 patents #2 of 2Top 100%
📍 Minneapolis, MN: #2,566 of 6,114 inventorsTop 45%
🗺 Minnesota: #23,881 of 52,454 inventorsTop 50%
Overall (All Time): #2,360,329 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4484528 Railway hopper car Arthur I. Anderson 1984-11-27
4352331 Railway hopper car Arthur I. Anderson 1982-10-05