GH

Gotfred Hartmann

UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Sandvika, NO: #128 of 273 inventorsTop 50%
Overall (All Time): #3,894,552 of 4,157,543Top 95%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4895710 Nitrogen injection Helge G. Gran 1990-01-23