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John N. Scapes

PA Parker-Hannifin: 1 patents #5 of 34Top 15%
📍 Schaumburg, IL: #14 of 58 inventorsTop 25%
🗺 Illinois: #802 of 3,813 inventorsTop 25%
Overall (1989): #93,043 of 140,708Top 70%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4831833 Frost detection system for refrigeration apparatus Patricia Duenes, Richard L. Kenyon, Eugene H. Schild, Arthur P. Strong 1989-05-23