1 result for “Owens-Illinois”
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Patent · March 4, 1924
Heat Insulating Structural Material (US Patent 1,486,113, 1924)
…P. Lundin received US Patent No. 1,486,113 on March 4, 1924, filed June 14, 1921. The patent's description opens (from the scanned text): This invention relates to improvements in heat-insulating structural material.