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Volker Ketzer

VG Vallourec Deutschland Gmbh: 1 patents #16 of 72Top 25%
Overall (All Time): #3,000,567 of 4,157,543Top 75%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9341297 Closure element for pipe ends Gerald Schneider, Dieter Beckmann 2016-05-17