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William L. Ruggles

PP Phillips Petroleum: 1 patents #54 of 170Top 35%
📍 Bartlesville, OK: #44 of 129 inventorsTop 35%
🗺 Oklahoma: #151 of 749 inventorsTop 25%
Overall (1989): #139,751 of 140,708Top 100%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4811696 Bent tube waste heat steam generator and method Ralph G. Lacquement 1989-03-14