U.S. federal trademark · Serial No. 76086572
TELECOMMUNICATION APPARATUS FOR TRANSMISSION OF SIGNALS OVER COPPER WIRE INFRASTRUCTURE; TELECOMMUNICATION SWITCH FOR SWITCHING SIGNALS OVER COPPER WIRE INFRASTRUCTURE; TELECOMMUNICATION APPARATUS FOR TRANSMISSION OF SIGNALS OVER OPTICAL FIBER INFRASTRUCTURE; TELECOMMUNICATION SWITCH FOR SWITCHING SIGNALS OVER OPTICAL FIBER INFRASTRUCTURE; APPARATUS FOR CONVEYING TELECOMMUNICATION SIGNALS FROM A COMMON SOURCE TO A PLURALITY OF DESTINATIONS
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