85673625
Jul 11, 2012
Mar 19, 2013
Fiber optic cables; fiber optic nodes and switches to transmit, receive and distribute voice, data, video and facsimile communications; fiber optic signal amplifiers; fiber optic switches which convert analog coaxial signals to digital fiber optical signals and which also convert digital fiber optical signals to analog coaxial signals; and optical fiber sold as a component of each of the foregoing
Electrical and Scientific Apparatus