1 result for “Owens-Illinois”
-
Patent · July 16, 1929
Heat Insulating and Fireproofing Material (US Patent 1,721,096, 1929)
…received US Patent No. 1,721,096 on July 16, 1929, filed March 3, 1922. The patent's description opens (from the scanned text): My invention relates to a flexible non-heat conducting and fireproof material.