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1 result for “Union Carbide Corporation”

1. Patent · February 4, 1936

   Asphalt-Asbestos Mastic (US Patent 2,029,289, 1936)

   …June 23, 1934. It was assigned to Union Oil Company of California. The patent's description opens (from the scanned text): This invention relates to an asphalt mastic and to a method for producing the same.