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Donald B. Kelley

IA Ivoclar Ag: 1 patents #33 of 60Top 60%
📍 Cleveland, TN: #130 of 243 inventorsTop 55%
🗺 Tennessee: #10,964 of 20,272 inventorsTop 55%
Overall (All Time): #3,694,502 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5799386 Process of making metal castings Clyde E. Ingersoll, Bernt-Roger Gustafsson 1998-09-01