PR

Paul Ris

ES Eta Sa Manufacture Horlogère Suisse: 1 patents #145 of 251Top 60%
Overall (All Time): #3,342,944 of 4,157,543Top 85%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7630277 Timepiece having special aesthetical effects Thierry Conus, Sébastien Gass 2009-12-08