1 result for “Owens-Corning Fiberglas”
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Patent · December 15, 1959
Composite mica paper, mica flake electrical insulating material (US Patent 2,917,570, 1959)
…15, 1959, filed April 25, 1957. It was assigned to General Electric Co. The patent's description opens (from the scanned text): This invention relates to composite electrical insulating material and to its method of manufacture.