DP

Douglas Phelps

📍 West Monroe, LA: #49 of 104 inventorsTop 50%
🗺 Louisiana: #5,044 of 10,876 inventorsTop 50%
Overall (All Time): #3,859,562 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5148587 Multi-purpose pipeline construction and testing machine Carl Phelps, JR., June T. Phelps 1992-09-22