Alfred R. Ledger

📍 North Grafton, MA: #1 of 3 inventorsTop 35%

🗺 Massachusetts: #885 of 3,963 inventorsTop 25%

Overall (1994): #158,570 of 165,921Top 100%

Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
5299783	Rod cooling apparatus	Charles H. Gage	1994-04-05