MS

Marius P. Serfontein

📍 Richards Bay, ZA: #2 of 5 inventorsTop 40%
Overall (All Time): #3,713,596 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5619187 Alarm to prevent drowning — 1997-04-08