DH

Douglas R. Henley

📍 Chunky, MS: #1 of 1 inventorsTop 100%
🗺 Mississippi: #5 of 137 inventorsTop 4%
Overall (1989): #28,867 of 140,708Top 25%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4836541 Lead arm development bat 1989-06-06
4828262 Ball hitting practice device 1989-05-09