TH

Trygve Heggebo

NA Norsk Hydro Asa: 1 patents #182 of 584Top 35%
📍 Porsgrunn, NO: #93 of 184 inventorsTop 55%
Overall (All Time): #4,067,723 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4323386 Method of manufacturing NP- or NPK-containing fertilizers from magnesium containing phosphate Arne Conradsen 1982-04-06