Four Await Sentence For Ozone' Claims- OAKLAND — Four defendants ’awaited sentence today on their plea of guilty of false advertising in connection with the sale of electric “ozone” machines.Police charged purchasers were told the colored neon tubes in the, machines would cure high blood pressure, polio, cancer, heart dis-ease and other ailments.Ded.endants brought before Superior Judge James Robb Agee in Alameda county superior court ; were R. Walter Garratt, 67, Oak- ; land: J. H. Effenberg, 59. Brea.i Orange county: G. W. Helm, 59. | Lodi, and Fred H. Stephens, 60,; of Balboa.f» n l— ■ C«oLr