HR

Helena Riegger-Dreher

BC Bbc Brown, Boveri & Company: 1 patents #260 of 667Top 40%
Overall (All Time): #4,120,601 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4224981 Feed-water heater for steam power plants Rudolf Datz 1980-09-30