Richard A. Hummel

📍 Red Oak, IA: #1 of 1 inventorsTop 100%

🗺 Iowa: #89 of 549 inventorsTop 20%

Overall (1989): #65,883 of 140,708Top 50%

Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4827794	Window crank extension	George Specter	1989-05-09