PC

Petr M. Chaikin

Overall (All Time): #4,068,512 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4325917 Method and apparatus for producing sapphire tubes Boris B. Pelts, Beniamin A. Tumasian, Leonid P. Egorov, Lev M. Zatulovsky, Efim A. Freiman +4 more 1982-04-20