DJ

David E. Pettengill, Jr.

GM Graham-White Manufacturing: 1 patents #3 of 14Top 25%
📍 Salem, VA: #263 of 518 inventorsTop 55%
🗺 Virginia: #18,729 of 34,511 inventorsTop 55%
Overall (All Time): #3,552,886 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6427811 Locomotive parking brake Leonard Wedge, J. Hunter Babcock, Anthony G. Gurley, Leonid Y. Goldshteyn 2002-08-06