JR

Johann G. Riecker

HG Hartung, Kuhn & Co. Maschinenfabrik Gmbh: 1 patents #1 of 6Top 20%
📍 Ratingen, DE: #2 of 25 inventorsTop 8%
Overall (1982): #51,629 of 81,411Top 65%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4358343 Method for quenching coke Franz Goedde, Rudolf Redlich 1982-11-09