Harold L. Shumaker

AS American Standard: 1 patents #17 of 60Top 30%

📍 Monroeville, PA: #21 of 81 inventorsTop 30%

🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%

Overall (1989): #107,679 of 140,708Top 80%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4867279	Low-profile railway car retarder	Charles T. Link, Bennie M. Gray	1989-09-19