VH

Vesa Haapoja

AH Ahlstrom: 1 patents #20 of 70Top 30%
Overall (All Time): #3,965,943 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4634521 Screening apparatus with light reject removal Markku Simola 1987-01-06