DF

David K. Frerich

📍 Abernathy, TX: #7 of 11 inventorsTop 65%
🗺 Texas: #73,555 of 125,132 inventorsTop 60%
Overall (All Time): #3,324,093 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7526365 Continuous-flow irrigation timer Earl T. Farley 2009-04-28