HG

Hans Gotthelf

HA Hoesch Werke Ag: 2 patents #9 of 67Top 15%
📍 Schwerte, DE: #42 of 136 inventorsTop 35%
Overall (All Time): #2,320,126 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5067659 Method of treating refuse scrap Evert Heeren 1991-11-26
4662570 Apparatus for processing refuse to produce steel-making scrap Evert Heeren 1987-05-05