WG

Walter Grilli

IS Italtractor Itm S.P.A.: 2 patents #1 of 5Top 20%
📍 Modena, IT: #1 of 6 inventorsTop 20%
Overall (1982): #6,634 of 81,411Top 9%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4365848 Connection link for endless chains of tracked equipment Aldo Crotti, Giuseppe Barchetti 1982-12-28
4323185 Friction welding process for making hollow bodies such as rollers and similar articles Emidio Manicardi, Ivano Ferrari 1982-04-06