78066164
May 29, 2001
Dec 23, 2003
Telecommunications and data networking equipment, namely optical network hardware used for electrical and optical switching, element and network management, multiprotocol label switching, multiprotocol lambda switching, and general multiprotocol label switching, optical transport, line amplifying, wavelength division multiplexing and demultiplexing, and aggregation and deaggregation of electrical and optical services designed to enhance fiber optic transmissions
Electrical and Scientific Apparatus