JL

Jean Maurice Lehmann

US Usinor: 1 patents #68 of 185Top 40%
📍 Metz, FR: #151 of 277 inventorsTop 55%
Overall (All Time): #3,468,793 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6685763 Treatment for improving the castability of aluminum killed continuously cast steel Florence Bertrand, Laurent Sosin 2004-02-03