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John N. Scapes

📍 Schaumburg, IL: #22 of 86 inventorsTop 30%
🗺 Illinois: #1,118 of 4,656 inventorsTop 25%
Overall (1997): #126,284 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5590680 External valve operating means Zbigniew Gugala 1997-01-07