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Gunter Osterburg

📍 Duisburg, DE: #4 of 35 inventorsTop 15%
Overall (1994): #129,942 of 165,921Top 80%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5357923 Rotary piston internal combustion engine Heinrich Stallkamp 1994-10-25