U.S. federal trademark · Serial No. 73410508 · Reg. No. 1335165
Digital Computer and Apparatus to Test Telecommunication Circuit Performance and Apparatus Used for Fault Detection and Control of Telecommunication Equipment Location; Modems, Multiplexors, Data Concentrators, Digital Line Drivers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.