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Carel J. F. Coetzee

SD South African Inventions Development: 1 patents #14 of 48Top 30%
📍 Roodepoort, ZA: #25 of 72 inventorsTop 35%
Overall (All Time): #4,119,496 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4221980 Electrical switching means Wynand J. Louw, Douw Gerbrandt Van Der Merwe 1980-09-09