Official Gazette of the United States Patent and Trademark
Southern California Edison Company: See— Rolfe, Richard B., 4,183,908, Cl. 423-555.0()0 Gas discharge lamp ballast with equally spaced windings. Sudo, Sadayuki; and Sudo, Takenaga, to Nara Grinding Machinery Works, Ltd. Melt mixer to Nippon Electric Glass Company, Limited; and Narumi China Corporation.