VD

Valentin I. Dobryakov

📍 Las Piñas, PH: #239 of 867 inventorsTop 30%
Overall (All Time): #3,939,208 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4871448 Mechanical flotation machine Galina V. Zhevzhik, Valery A. Seballo, Evgeny V. Zhukov, Altar Z. Ententeev, Vyacheslav N. Struzhkov +1 more 1989-10-03