DTR
USPTO Trademark Record · Serial No. 72382241
Trademark details
It was initially claimed by DA-TEL RESEARCH COMPANY on 19710128.
That brand applies to the following goods and services:TRANSMITTING MODULES FOR CONVERTING VARIABLE VOLTAGE TO MODULATED AUDIO SIGNALS FOR TRANSMISSION OVER TELEPHONE LINES AND RECEIVING MODULES FOR CONVERTING AUDIO SIGNALS BACK TO VARIABLE VOLTAGE OR TO CODED PULSES.
You can learn more about that trademark on the USPTO website: View the USPTO record
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