JH

Johann Haarhoff

CS Csir: 1 patents #82 of 220Top 40%
Overall (All Time): #3,416,560 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7043989 Method and apparatus for testing installation quality in a grouted anchor system Van Zyl Brink, Ismet Canbulat 2006-05-16