RH

Robert Hellermann

DA Didier-Werke Ag: 1 patents #95 of 217Top 45%
Overall (All Time): #3,592,109 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6279915 Refractory channel with outer insulation and method for joint packing Daniel Grimm, Raimund Bruckner, Jivan Kapoor 2001-08-28