WK

Winfried Kreuch

KG Krupp Koppers Gmbh: 1 patents #3 of 19Top 20%
📍 Werden, DE: #2 of 6 inventorsTop 35%
Overall (1989): #32,802 of 140,708Top 25%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4797198 Process for the working up of salvage oil Rolf Wetzel, Hubert Coenen 1989-01-10