FW

Fritz Wittwer

BC Bbc Brown, Boveri & Company: 2 patents #15 of 151Top 10%
📍 Bulle, CH: #1 of 4 inventorsTop 25%
Overall (1989): #27,669 of 140,708Top 20%
2
Patents 1989

Issued Patents 1989

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4878185 Digital measuring instrument Klaus Brand, Jurgen Kopainsky 1989-10-31
4797587 Triggering method for a thyristor switch Christoph Tschudi 1989-01-10