Liquid crystal hot spot detection with infinitesimal temperature
Liquid crystal rotator
Load resistance measuring technique
Locating sheath faults in underground power supply cables
Location of contact faults on electrically conductive cables
Locator for metallic pipe with AC signals impressed
Locking arrangement for a watthour meter adapter assembly
Logarithmic ratemeter with bistable signal comparison
Logging probe for making redox potential measurements
Loop fault location
Loop fault sectionalization
Loop resistance test apparatus
Low cost detection technique
Low frequency noise measurement system using sliding pole for fa
Low frequency signal period or ratio (period)-to-voltage convert
Low impedance fault detection system and method