HN

Helmut Niklas

FF Firma Carl Freudenberg: 1 patents #255 of 512Top 50%
Overall (All Time): #4,108,697 of 4,157,543Top 100%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4194748 Radial shaft sealing ring Hans Forch 1980-03-25