JJ

James E. Black, Jr.

TM Thrall Car Manufacturing: 1 patents #1 of 4Top 25%
📍 Trenton, MI: #5 of 12 inventorsTop 45%
🗺 Michigan: #1,023 of 4,492 inventorsTop 25%
Overall (1997): #137,132 of 185,788Top 75%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5657698 Pivot plate assembly for articulated railway cars Donald J. Blunden, Michael J. Rench, Ralph H. Schorr 1997-08-19