Buried utility locators, namely, portable electronic instruments that function as electromagnetic devices for locating hidden and buried pipes and other cavities, namely, electromagnetic sensing devices for locating hidden or buried conductors or AC magnetic dipole field signal generators; video inspection systems comprised of camera heads, push-cables, and camera control units for inspecting pipes and cavities; downloadable operating software for use with video inspection systems for controlling video camera operation, imaging, and data storage; video display apparatus in the nature of video displays and data storage devices comprising digital memory devices; camera control units (CCUs) for operating video inspection systems; sonde beacons in the nature of electronic transmitters for generating dipole magnetic field sonde signals for sensing by utility locators
Electrical and Scientific Apparatus