DB

Donald E. Brumfield

📍 Selma, AL: #22 of 63 inventorsTop 35%
🗺 Alabama: #5,342 of 10,951 inventorsTop 50%
Overall (All Time): #4,014,379 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4514948 Thermal break frame with load transfer member William Meigs, David Guffey 1985-05-07