VB

Valentin Y. Barzakov

NM N P S P Po Hydroplastichna Obrabotka Na Metalite: 1 patents #7 of 15Top 50%
📍 Gabrovo, BG: #9 of 34 inventorsTop 30%
Overall (All Time): #3,972,922 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4660326 Apparatus for hydromechanical cleaning and polishing Georgi K. Petkov, Bencho P. Kyurkchiev, Stefan P. Minchev 1987-04-28