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Pierino Maruffi

SS S.I.L.O. - Societa Italiana, Lavorazione Oro S.P.A.: 1 patents #3 of 7Top 45%
📍 Arezzo, IT: #35 of 123 inventorsTop 30%
Overall (All Time): #2,293,811 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D346131 Continuous jewelry chain Stefano Chiaramonti, Piero C. Ferruzzi 1994-04-19
D321148 Jewelry chain Stefano Chiaramonti, Piero C. Ferruzzi 1991-10-29