RC

Roger J. Clenin

📍 Puplinge, CH: #2 of 9 inventorsTop 25%
Overall (All Time): #2,321,499 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4919722 Method of manufacturing a granular building material from refuse Fernando Trivino Vazquez 1990-04-24
4898615 Method of manufacturing cement Fernando Trivino Vazquez 1990-02-06