Billy R. Hillman

📍 Castlewood, VA: #2 of 5 inventorsTop 40%

🗺 Virginia: #18,729 of 34,511 inventorsTop 55%

Overall (All Time): #3,972,604 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4659124	Tow bar for tailwheel aircraft	—	1987-04-21