Hal R. Bradstreet

📍 North Adams, MI: #1 of 6 inventorsTop 20%

🗺 Michigan: #49,615 of 86,293 inventorsTop 60%

Overall (All Time): #3,980,649 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4688557	Therapeutic traction chair	—	1987-08-25