SM

Silvio Marazzi

DS Diamond Sa: 1 patents #1 of 1Top 100%
📍 Cavigliano, CH: #1 of 1 inventorsTop 100%
Overall (1982): #30,714 of 81,411Top 40%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4361380 Optical fiber coupling means having spiral air vent passage — 1982-11-30