GP

Gysbert J. du Plessis

RL Rotaque (Proprietary) Limited: 2 patents #3 of 3Top 100%
📍 Potchefstroom, ZA: #8 of 58 inventorsTop 15%
Overall (All Time): #2,340,064 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4669392 Bottom discharge hopper rail car — 1987-06-02
4633785 Hoppers and bogies — 1987-01-06