AB

Alvin W. Barrett

📍 Clearfield, PA: #24 of 61 inventorsTop 40%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,999,347 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4602771 Apparatus for casting refractory compositions Joseph E. Milliron, Robert H. Phillips 1986-07-29