WM

William de Abreu Macêdo

PT Praxair Technology: 1 patents #513 of 918Top 60%
📍 Eldorado do Carajás, BR: #4 of 15 inventorsTop 30%
Overall (All Time): #3,421,854 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7071438 Gas composition for arc welding Joáo Vinicius de Oliveira Correia 2006-07-04