Method for detecting a motor vehicle battery failure

Method for detecting buried high conductivity objects including

Method for detecting the metal type of a buried metal target

Method for determining the depth of an in-ground boring tool

Method for establishing a portion of a boring tool path

Method for locating a boring tool

Method for locating an inaccessible object having a magnetic fie

Method for locating and inspecting underground or other...

Method for near field electromagnetic proximity determination fo

Method for testing metal detectors

Method for the operation and for the evaluation of signals from

Method of and apparatus for determining if a buried current...

Method of and system for locating a single passive...

Method of estimating location and orientation of magnetic dipole

Method of finding an above-ground point in relation to an in-gro

Method of identifying a buried cable by applying a low frequency

Method, system and device for producing signals from a...

Methods and apparatus employing permanent magnets for marking, l

Methods and apparatus employing permanent magnets for marking, l

Methods employing permanent magnets for marking, locating, traci