U.S. federal trademark · Serial No. 76630903
Metal detectors, geophysical equipment, magnetometers, electronic instruments and other apparatus for (1) locating metallic and non-metallic objects in the ground; (2) locating underground tunnels, voids and hollow spaces; (3) underground imaging; and (4) data processing and software for analyzing data obtained from metal detectors, geophysical equipment, magnetometers, electronic instruments and similar-type apparatus
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