JK

Johann Knecht

KA Krupp Polysius Ag: 1 patents #2 of 13Top 20%
📍 Wadersloh, DE: #1 of 1 inventorsTop 100%
Overall (1997): #128,175 of 185,788Top 70%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5642863 Method of extracting metals from ore material Norbert Patzelt 1997-07-01