HB

Henri B. Beer

ES Eltech Systems: 1 patents #2 of 34Top 6%
📍 Roermond, NL: #1 of 6 inventorsTop 20%
Overall (1989): #107,264 of 140,708Top 80%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4797182 Electrode with a platinum metal catalyst in surface film and its use Dirk Arnouts 1989-01-10