RI

Robert M. Irving

NA Naco: 1 patents #1 of 3Top 35%
📍 Bartlett, IL: #12 of 48 inventorsTop 25%
🗺 Illinois: #1,486 of 5,836 inventorsTop 30%
Overall (2002): #128,322 of 266,432Top 50%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6374749 Friction wedge for a railroad car truck having a replaceable wear member Scott R. Duncan, Valerian S. Skawinski 2002-04-23