76208333
Feb 9, 2001
Jul 20, 2004
Active Trademark
Passive fiber telecommunication applications, namely, DWDM (dense wavelength division multiplexing) multiplexers and demultiplexers; DWDM interleavers; optical variable attenuators; optical DWDM add/drop multiplexers; optical circulators, and fiber optic dispersion compensators
Electrical and Scientific Apparatus