RH

Richard D. Henry

📍 Lock Haven, PA: #1 of 6 inventorsTop 20%
🗺 Pennsylvania: #852 of 3,759 inventorsTop 25%
Overall (1989): #65,942 of 140,708Top 50%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4817889 Foolproof simplified vacuum systems — 1989-04-04