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Charles V. Roberts

RM Roberts Filter Manufacturing: 1 patents #5 of 9Top 60%
📍 Drexel Hill, PA: #94 of 165 inventorsTop 60%
🗺 Pennsylvania: #43,221 of 74,527 inventorsTop 60%
Overall (All Time): #4,105,742 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4187175 Treatment facility with backwash control system William F. Sarra, Peter J. Neuspiel 1980-02-05