PMK

Apparatuses and instruments for conducting, switching, converting, storing, regulating and controlling electricity in high-frequency electronic device testing; scientific, nautical, measuring, photographic, filming, optical, weighing, measuring, signaling, control, rescue and teaching apparatuses and instruments for high-frequency electronic device testing, namely, probes for testing integrated circuits; hand-held electronic devices for detecting differential signals for electrical and electronic measuring and testing; probes as parts of analog or digital signal detectors, and as independent analog or digital signal detectors, for detecting and measuring electricity; voltage differential signal detectors for electric power; none of the foregoing used in the fields of acoustics, audio/video and low-voltage communications technology