AR

Arnaldo Rojek

ML Metalgrafica Rojek Ltda.: 1 patents #1 of 1Top 100%
📍 São Paulo, BR: #7 of 29 inventorsTop 25%
Overall (1994): #155,510 of 165,921Top 95%
1
Patents 1994

Issued Patents 1994

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5275679 Process to form a pressure release hole with removable seal, for easy opening, on metal lids for vacuum sealing of glasses and other glass containers used to pack foodstuff 1994-01-04