HG

Hans Jochen Grisse

📍 Siegen, DE: #120 of 251 inventorsTop 50%
Overall (All Time): #3,935,731 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4858892 Device for determining the charge profile in a shaft furnace Hans-Otto Kreuz 1989-08-22