U.S. federal trademark · Serial No. 77485611 · Reg. No. 3712858
Electronic control systems for use in open pit and underground mining operations, comprising a digital computer, electronic field panels associated with trucks, shovels and crushers and related mining equipment used within the mine for entering, receiving, and displaying information remote to and from said digital computer, and data telemetry equipment for linking said electronic field panels to said digital computer
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