HR

Hans Ribken

MA Mannesmann Ag: 1 patents #3 of 37Top 9%
Overall (1982): #17,252 of 81,411Top 25%
1
Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4326699 Oil-tempering apparatus for pipes Wilfried Carneim, Herbert Hillemanns, Hermann Vollmecke, Heinz J. Schumacher, Kurt Roether 1982-04-27