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Nils O. Nygren

Overall (1989): #73,415 of 140,708Top 55%
1
Patents 1989

Issued Patents 1989

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4848360 Device for preventing of snoring Gote Palsgard, Karl-Johan Vikterlof, Carl-Eric Persson, Torbjorn Birgning 1989-07-18