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Friedrich Frye

📍 Erwitte, DE: #43 of 92 inventorsTop 50%
Overall (All Time): #3,866,793 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4981124 Method of operating a knock-controlled internal combustion engine Hans-Joachim Sellner 1991-01-01