C. W. Harpold

📍 Grand Rapids, MI: #1,022 of 1,824 inventorsTop 60%

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

Overall (All Time): #4,065,205 of 4,157,543Top 100%

Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4315461	Screen printing machine	—	1982-02-16