U.S. federal trademark · Serial No. 71577440 · Reg. No. 0563252
[ PHOTO-ELECTRIC RELAYS; CAPACITY RELAYS; ] ELECTRONIC LIQUID LEVEL CONTROLS AND ELECTRONIC REFRIGERATION COIL ICE ACCUMULATION CONTROLS, COMPRISED OF A POWER INLET, ELECTRONIC TUBES, TRANSFORMER, AND DEPTH REGULATING ELECTRODES [ ; AND ELECTRIC SWITCHES IN THE FORM OF MAGNETIC CONTACTORS ]
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