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Joern Syvertsen

📍 Skollenborg, NO: #1 of 1 inventorsTop 100%
Overall (2005): #167,980 of 245,428Top 70%
1
Patents 2005

Issued Patents 2005

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6942194 Gate valve Roar Gravningen, Anders Nygaard, Hege Lill Birkeland, Helge Hjallen 2005-09-13