DS

Daniel P. Stack

PP Portec Rail Products: 1 patents #3 of 8Top 40%
📍 Wexford, PA: #10 of 34 inventorsTop 30%
🗺 Pennsylvania: #1,500 of 5,512 inventorsTop 30%
Overall (2002): #232,116 of 266,432Top 90%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6374948 Rail lubricator William G. Angel, W. Thomas Urmson, Jr. 2002-04-23