HM

Hal D. Mitchell

UN Unknown: 1 patents #172 of 2,033Top 9%
📍 Rolla, MO: #3 of 17 inventorsTop 20%
🗺 Missouri: #190 of 1,010 inventorsTop 20%
Overall (1994): #128,657 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5275196 Pressure relief valve for tire rim Hugh A. Mitchell 1994-01-04