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Robert L. Umbarger

FI Fox Valley Instrument: 1 patents #5 of 6Top 85%
📍 Munroe Falls, OH: #44 of 70 inventorsTop 65%
🗺 Ohio: #42,657 of 73,341 inventorsTop 60%
Overall (All Time): #4,069,345 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D264193 Electronic test meter housing Hugh T. Greenlee, Roy P. Hess, Donald C. McKinnon, James R. Glasser 1982-05-04