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Svetlana Semyonovna Stepanova

Overall (All Time): #3,283,271 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7686343 Drill pipe with tool joints Aleksandr Vladimirovich Getman, Yuriy Alekseevich Trifonov 2010-03-30