PN

Piero Negri

NA Necchi Societa Per Azioni: 2 patents #5 of 16Top 35%
📍 Pavia, IT: #151 of 411 inventorsTop 40%
Overall (All Time): #2,321,966 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4905616 Assembling device for fabric layers for industrial machines Flavio Bisson 1990-03-06
4903620 Automatic exchange of the size in an automatic sewing unit Flavio Bisson 1990-02-27