GM

Gilson Etore Mantovan

CD Companhia Vale Do Rio Doce: 1 patents #2 of 61Top 4%
📍 Serra, BR: #3 of 12 inventorsTop 25%
Overall (All Time): #3,572,723 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6189840 Roller device for displacement of railroad switching rails Isnad Torres Pires, Jose Roberto Fehlberg, Reynaldo Lopes Ferreira 2001-02-20