OS

Oleg Shapovalov

📍 Las Piñas, PH: #239 of 867 inventorsTop 30%
Overall (All Time): #3,998,003 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4597928 Method for fiberboard manufacture Otto A. Terentiev, Anatoly V. Burov, Ekaterina Y. Vorobieva, Ekaterina I. Grudinka, Gennady T. Nesterchuk +4 more 1986-07-01