PL

Per Ljungqvist

📍 Karlstad, SE: #135 of 300 inventorsTop 45%
Overall (All Time): #3,915,333 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4971054 Breathing valve Gillis Andersson, Roland Friberg 1990-11-20