77075612
Jan 4, 2007
Jul 15, 2008
cellular antennas, cordless telephone antennas, cb transceiver antennas, hand-held radio antennas, land mobile radio antennas, PCN antennas, pager antennas, aerospace antennas, marine antennas, booster antennas, telecommunications equipment, namely, band pass filters, RF combiners for connecting signals from multiple sources to a single antenna, band reject filters, satellite-spike antennas, cellular RF band power amplifiers, automobile cellular repeaters, wireless cellular and pager repeaters, bi-directional amplifiers, coaxial circulators, hybrid couplers for combining RF signals, broad band amplifiers, ferrite isolators, bi-directional amplifiers, low noise amplifiers and low noise block down converters
Electrical and Scientific Apparatus