U.S. federal trademark · Serial No. 74378557 · Reg. No. 1876384
switch heaters and controls; namely, resistive constant wattage heaters consisting of a metallic sheath, a resistive element positioned inside the sheath and an electrical insulating packing compound
electromechanical controls for use in railway switching, electric signals, and vehicle identification systems consisting of a vehicle-borne transponder and a wayside receiver, for electrified transportation including rail and trolley systems commonly found in transit and mining operations
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