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Stephanus F. Kloppers

Postmasburg, ZA: #1 of 2 inventorsTop 50%
Overall (1997): #75,150 of 185,788Top 45%
1 Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5685381 Drill rod and drill bit with rocking connection Jean Frederick Kloppers 1997-11-11

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Stephen R. Kleinhen1