John A. McKeown

📍 Muskegon, MI: #3 of 10 inventorsTop 30%

🗺 Michigan: #416 of 1,972 inventorsTop 25%

Overall (1982): #52,156 of 81,411Top 65%

Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4331341	Refuse receptacle protector	—	1982-05-25