Robert L. Stack, Jr.

📍 Walters, OK: #3 of 8 inventorsTop 40%

🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%

Overall (All Time): #3,838,688 of 4,157,543Top 95%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5265900	Sliding fifth wheel rack stop block	Daniel L. Riddles, William W. Riddles	1993-11-30