NT

Norman Twizell

📍 Morpeth, GB: #19 of 40 inventorsTop 50%
Overall (All Time): #3,976,596 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4673498 Automatic backwashing filter Denis P. Swinney, Charles W. Fergusson 1987-06-16