Johann Mey

DL Denel (Proprietary) Limited: 3 patents #1 of 9Top 15%

📍 Parow, ZA: #2 of 58 inventorsTop 4%

Overall (All Time): #1,625,274 of 4,157,543Top 40%

Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #	Title	Co-Inventors	Date
6318272	Breaking or blasting or splitting of rock	—	2001-11-20
5789694	Breaking up of rock and the like	—	1998-08-04
5670737	Breaking up of rock and the like	—	1997-09-23