YD

Yuan-Heng Dschen

BC Bbc Brown, Boveri & Company: 1 patents #260 of 667Top 40%
📍 Baden, CH: #290 of 498 inventorsTop 60%
Overall (All Time): #4,080,900 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4242858 Open-end spinning device — 1981-01-06