HS

Heinz Schwall

IP Ipsen: 1 patents #18 of 33Top 55%
Overall (All Time): #3,219,428 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8246901 Retort furnace for heat treating metal workpieces Rolf Sarres 2012-08-21