BC

Boris L. G. Chev

📍 Ruse, BG: #190 of 655 inventorsTop 30%
Overall (All Time): #4,114,135 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4208569 Device for controlling the process of flash-butt welding Sergei I. Kuchuk-Yatsenko, Valery G. Krivenko, Nikolai V. Podola, Vadim P. Krivonos 1980-06-17