RK

Roland Krahenbuhl

📍 Villers-Cotterêts, FR: #12 of 24 inventorsTop 50%
Overall (All Time): #3,978,196 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4679280 Fasteners for chains, necklaces, bangles, and similar pieces of jewelry 1987-07-14