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Andrei Leonidovich Dushkin

O“ Obschestvo S Ogranichennoi Otvetstvennostyu “Weldup”: 2 patents #1 of 2Top 50%
Overall (2005): #63,476 of 245,428Top 30%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6964307 Sprinklers Alexandr Vladimirovich Karpyshev 2005-11-15
6886640 Fluid spray nozzle and fire extinguisher Alexandr Vladimirovich Karpyshev 2005-05-03