NK

Nikolay I. Koval

Overall (All Time): #3,303,859 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7802714 Machine for butt welding of pipes Sergey I. Kuchuk-Yatsenko, Vladimir S. Kachinsky, Boris A. Galyan, Alexander P. Miroshnichenko, Vadim Y. Ignatenko +1 more 2010-09-28