U.S. federal trademark · Serial No. 72235947 · Reg. No. 0833943
GEOPHYSICAL SURVEYING SERVICES IN OIL, GAS AND OTHER MINERAL EXPLORATIONS, SCIENTIFIC AND GEOLOGIC STUDIES TO DETERMINE GEOLOGIC CONDITIONS FOR BUILDINGS, HIGHWAYS, AND MILITARY OPERATIONS, AND DATA PROCESSING AND INTERPRETATION IN OIL, GAS AND OTHER MINERAL RESEARCH AND DEVELOPMENT
AMPLIFIERS
ELECTRONIC, GEOPHYSICAL AND SURVEYING EQUIPMENT-NAMELY, DETECTORS FOR USE IN DETECTING, RECORDING AND REPRESENTING SEISMIC DISTURBANCES, SEISMOGRAPHS
SHOT HOLE DRILLS AND MACHINE TOOL ASSEMBLIES FOR SHAPING MATERIALS
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