U.S. federal trademark · Serial No. 77652966 · Reg. No. 4198794
TELECOMMUNICATIONS PRODUCTS, NAMELY, TUNABLE LASERS, FIXED WAVELENGTH LASERS, PUMP LASERS, TUNABLE LASER MODULES FOR FIBER OPTIC NETWORKS, LASER SOURCES PACKAGED WITH CONTROL ELECTRONICS, THERMALLY TUNED LASER SOURCES, TUNABLE OPTICAL TRANSMITTER MODULES, FIBER GRATINGS, WAVELENGTH DIVISION MULTIPLEXERS, TRANSPONDERS, PHOTONIC INTEGRATED CIRCUITS; ELECTRO-OPTIC COMPONENTS FOR USE IN DATA COMMUNICATION SYSTEMS
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