2 results for “Owens-Corning Fiberglas”
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Patent · October 10, 1939
Friction Facing (US Patent 2,175,399, 1939)
…filed April 30, 1938. The patent's description opens (from the scanned text): This invention relates to improvements in friction elements, and particularly to friction discs or rings of the endless type suitable for automobile clutch…
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Patent · October 20, 1936
Toothed Friction Facing (US Patent 2,057,954, 1936)
…1934. It was assigned to Raybestos Manhattan Inc. The patent's description opens (from the scanned text): This invention relates to improvements in toothed friction facings adaptable for friction clutch use, the material of the facing…