OS

Osvaldo Rodrigues Santiago

📍 Carapicuíba, BR: #4 of 9 inventorsTop 45%
Overall (All Time): #3,403,483 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7309057 Guillotine valve — 2007-12-18