DF

Dag-Håkon Frantzen

📍 Kleppestø, NO: #44 of 92 inventorsTop 50%
Overall (All Time): #2,973,254 of 4,157,543Top 75%
1
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9810058 Petroleum well downhole logging tool with high speed data bus Tarjei Rommetveit 2017-11-07