PATENTS
1880. KIYOHISA. (Miike Synthetic Oil Co.). [Method of Greasemaking From Oxidized Products of Paraffin Hydrocarbons.] Japanese Patent Appl. 13,312, July 12, 1943. U. S. Naval Technical Mission to Japan, Index X-38 (N)-7, Encl. (G), 1946, p. 297.