Pipe inspection systems comprising cameras and camera control units (CCUs); video cameras; video camera lights; magnetic field induction sticks; magnetic field induction clamps; direct connection electrical contact clamps; magnetic field sondes; software for receiving and processing magnetic field signals from hidden or buried pipes or other conductors; software for displaying and storing information associated with hidden or buried pipes or other utilities in conjunction with map information; database software for storing and retrieving information associated with hidden or buried pipes or other utilities in conjunction with map information
Electrical and Scientific Apparatus