RH

Roger E. Hall

📍 Elizabethtown, PA: #2 of 9 inventorsTop 25%
🗺 Pennsylvania: #989 of 4,367 inventorsTop 25%
Overall (1997): #85,777 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5590874 Safety base with anchor, methods of using and making, and associated tool 1997-01-07