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RD

Robert F. Dumbeck

Elgin, TX: #1 of 3 inventorsTop 35%
Texas: #885 of 4,134 inventorsTop 25%
Overall (1989): #63,774 of 140,708Top 50%
1 Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4868546 Radon detector 1989-09-19