HL

Helmut Leuver

IA Interroll Holding Ag: 1 patents #36 of 82Top 45%
Overall (All Time): #3,117,473 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8790018 Drum motor having an inner and an outer cover Frank Heinen, Martin Priefert 2014-07-29