RR

Ronald Victor Roland Risi

📍 Germiston, ZA: #26 of 64 inventorsTop 45%
Overall (All Time): #3,573,283 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D437796 Measuring wheel device — 2001-02-20