LF

Leonard L. Frauen

DR Dravo: 1 patents #27 of 74Top 40%
📍 Murrysville, PA: #353 of 521 inventorsTop 70%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #3,988,338 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4563195 Method for treatment of tar-bearing fuel gas Stanley Kasper 1986-01-07