74256499
Mar 17, 1992
radio and telephone communication systems and components therefor; namely, antennas, electrical and electronic devices for improving or modifying transmission and/or reception characteristics of antennas and of radio telephones, antenna mounts, transmitters, receivers, and transceivers and components thereof, cellular and radio telephone system boosters, and repeaters and components thereof, filters, duplexers; conductors, cables, connectors and couplers; and parts and sub-assemblies thereof
Electrical and Scientific Apparatus