VP

Vasil B. Penchev

📍 Ruse, BG: #190 of 655 inventorsTop 30%
Overall (All Time): #3,961,269 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4778975 Electrical supply circuit for electron beam evaporators Vladimir S. Etarski, Vencislav Bonev 1988-10-18