Johann Andries Bester

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Raceview, Alberton, ZA

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Patents Grantslast 30 patents

Information Patent Grant
Manufacture of a metal bonded abrasive product
- Patent number 5,932,508
- Issue date Aug 3, 1999
- Caoimhin Padraig Armstrong
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...