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Harold E. Erwin

BP Bg Products: 1 patents #1 of 8Top 15%
📍 Augusta, KS: #1 of 2 inventorsTop 50%
🗺 Kansas: #154 of 638 inventorsTop 25%
Overall (2004): #214,635 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6772772 Method for cleaning an exhaust gas recirculation system David L. Connors, Daniel P. Degnan 2004-08-10