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Horst Bettin

OF Opti Patent-, Forschungs-Und Fabrikations-Ag: 1 patents #8 of 23Top 35%
📍 Bochum, DE: #506 of 1,022 inventorsTop 50%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5231737 Slide fastener Alfons Frohlich, Heinz Smyczek 1993-08-03