EL

Esko Lampinen

OH Oy Helvar: 1 patents #4 of 6Top 70%
📍 Helsinki, FI: #2,126 of 3,940 inventorsTop 55%
Overall (All Time): #4,099,152 of 4,157,543Top 100%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4296545 Casing hook used to impregnate choke or transformer Kari Kajavo 1981-10-27