DW

Donald G. Welch

📍 Hooker, OK: #2 of 7 inventorsTop 30%
🗺 Oklahoma: #6,781 of 12,736 inventorsTop 55%
Overall (All Time): #3,940,799 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4877109 Adjustable sawhorse and scaffold Randall N. Barton 1989-10-31