RH

Rolf Hauser

VA Von Roll Umwelttechnik Ag: 1 patents #1 of 3Top 35%
Overall (1997): #85,688 of 185,788Top 50%
1
Patents 1997

Issued Patents 1997

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5617801 Cooled grate block Daniel Morant 1997-04-08