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• Decade: 1940s ×
• Written by: William Nanfeldt ×
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1 result for “Owens-Corning Fiberglas”

1. Patent · February 11, 1947

   Friction Material (US Patent 2,415,752, 1947)

   …1941. It was assigned to World Bestos Corp. The patent's description opens (from the scanned text): This invention relates broadly to friction material, and more particularly to a friction material suitable for use as clutch…