9 Fiber optic instruments, namely, fiber Bragg grating (FBG) interrogators and Raman-based distributed temperature sensor (DTS) interrogators; fiber optic sensor systems comprising the fiber optic instruments, namely, fiber Bragg grating (FBG) interrogators and Raman-based distributed temperature sensor (DTS) interrogators together with sensors for measurands such as dynamic strain, acceleration, pressure, tilt and/or temperature; fiber optic telecommunications network equipment for communicating sensor and actuator control information, namely, fiber-optic transceivers, fiber optic repeaters, converters and optimizers, wave division multiplexers, free-space optics transmission systems, switches including Ethernet switches and routers, fiber-to-the-home and ethernet-over-VDSL access aggregators, terminators and repeaters, and remote presence management products, namely, switches, and console, alarm, sensor and power management devices
Trademark: 77610475
