IK

Igor N. Kovalev

Overall (1989): #102,534 of 140,708Top 75%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4844552 Bicycle wheel Anatoly S. Tsygankov, Igor V. Voskresensky, Ellen A. Evstafieva, Anatoly I. Rozhkov 1989-07-04