MT

Mark S. Tollefson

📍 Casa Grande, AZ: #24 of 57 inventorsTop 45%
🗺 Arizona: #18,403 of 32,909 inventorsTop 60%
Overall (All Time): #4,034,004 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4447173 Apparatus for burying drip irrigation tubing Charles Schultz, Howard A. Wuertz 1984-05-08