AL

Anna I. Levina

IS Institut Problem Modelirovanija V Energetiki An Ukr. Ssr: 1 patents #11 of 28Top 40%
📍 Ruse, BG: #190 of 655 inventorsTop 30%
Overall (All Time): #3,980,769 of 4,157,543Top 100%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4689021 Spark trainer for welders Vsevolod V. Vasiliev, Sergei N. Danilyak, Valery A. Nushko, Jury P. Roiko 1987-08-25