BP

Bruno Portmann

📍 Emmen, CH: #42 of 70 inventorsTop 60%
Overall (All Time): #4,061,505 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4417982 Device for the dewatering of naturally moist lump peat Hugo Britschgi, Louis Berchtold 1983-11-29