FR

Frederick D. Rotar

AS Asten: 1 patents #30 of 64Top 50%
📍 West Chester, PA: #823 of 1,305 inventorsTop 65%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,084,221 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4251928 Metal impregnated dryer fabric Clement B. Edgar, Jr. 1981-02-24