AV

Arvo Viertola

VA Valmet Aktiebolag: 2 patents #112 of 408Top 30%
📍 Ruokolahti, FI: #7 of 9 inventorsTop 80%
Overall (All Time): #2,264,063 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5806136 Device in the operation of a doctor in a paper/board machine — 1998-09-15
5630908 Method in the operation of a doctor in a paper/board machine — 1997-05-20