Donald R. Hughes

📍 Meadville, PA: #7 of 14 inventorsTop 50%

🗺 Pennsylvania: #570 of 2,652 inventorsTop 25%

Overall (1982): #68,781 of 81,411Top 85%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4324513	Tubular key manufacturing machine	—	1982-04-13