U.S. federal trademark · Serial No. 78555417
Metal detectors, geophysical equipment, magnetometers, electronic instruments and other apparatus in the nature of proximity and optical sensors all for locating metallic and non-metallic objects in the ground, locating underground tunnels, voids and hollow spaces, and underground imaging; and data processing software for analyzing data obtained from metal detectors, geophysical equipment, magnetometers, electronic instruments and similar-type apparatuses
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