JP

John A. Du Plessis

JL Johannesburg Consolidated Investment Company Limited: 1 patents #3 of 11Top 30%
Overall (All Time): #3,839,757 of 4,157,543Top 95%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5269936 Process for treating ion exchange resin Heinz W. Gussmann, Denys J. Everett 1993-12-14