FH

Friedhelm Henrich

GM Gebr. Eikhoff Maschinenfabrik U. Eisengiesserei Mbh: 1 patents #2 of 11Top 20%
📍 Bochum, DE: #12 of 46 inventorsTop 30%
Overall (1989): #114,767 of 140,708Top 85%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4883323 Longwall mining machine for the mining of thick mineral seams Werner Hellmuth 1989-11-28