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• Decade: 1930s ×
• Written by: Jos. M. Coffey ×
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1 result for “Owens-Illinois”

1. Patent · May 10, 1932

   Composite Insulating Material (US Patent 1,857,586, 1932)

   …May 10, 1932. The patent's description opens (from the scanned text): My invention relates to a new composite material suitable for use as an electrical insulator and to a process for manufacturing the same. value…