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R. Lee Roberts

RDRg Delaware: 1 patents #1 of 1Top 100%
Rose Valley, PA: #2 of 4 inventorsTop 50%
Pennsylvania: #1,500 of 5,512 inventorsTop 30%
Overall (2002): #136,593 of 266,432Top 55%
1 Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6354328 Methods and apparatus for sludge collection — 2002-03-12

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