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Fritz Bieri

📍 Jona, CH: #44 of 146 inventorsTop 35%
Overall (All Time): #2,308,133 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5173738 Device for inspecting contact lenses — 1992-12-22
5099987 Combination contact lens case and inspection unit — 1992-03-31