SG

Semen E. Gefter

📍 Las Piñas, PH: #239 of 867 inventorsTop 30%
Overall (All Time): #4,083,506 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4250012 System of current supply buses for aluminum-producing electrolyzers Nikolai A. Kaluzhsky, Igor K. Tsybukov, Svetozar V. Evdokimov, Alexei S. Derkach, Anatoly M. Tsyplakov +5 more 1981-02-10