AV

Alfred Vollert

WS Werthanor S.A.: 3 patents #1 of 5Top 20%
📍 Le Locle, CH: #14 of 68 inventorsTop 25%
Overall (All Time): #1,290,493 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5519674 Packing Roger Ecoffet 1996-05-21
5340009 Packing Roger Ecoffet 1994-08-23
5237546 Timepiece with a rotating bezel 1993-08-17
5184334 Sealed control arrangement for a timepiece 1993-02-02