ES

Efim S. Shpichinetsky

Overall (All Time): #2,361,991 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4380528 Silver-based alloy Jury F. Shevakin, Valentina P. Fedorenko, Boris N. Efremov, Maria N. Klevchenkova, Ivan A. Andrjuschenko +8 more 1983-04-19
4218245 Nickel-base alloy Margarita I. Batova, Igor V. Meschaninov, Sergei G. Khajutin, Sergei L. Shapiro 1980-08-19