NC

Natalia A. Chvertko

📍 Ruse, BG: #190 of 655 inventorsTop 30%
Overall (All Time): #3,951,722 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4743732 Method of electric-arc condenser-discharge percussion stud welding Jury S. Alpatiev, David Kaleko, Georgy F. Kolesnik, Nikolai N. Oseledko 1988-05-10