U.S. federal trademark · Serial No. 72128482 · Reg. No. 0737603
ELECTROCARDIOGRAPH RADIO TRANSMITTER AND RECEIVER SYSTEMS, INCLUDING BODY CARRIED PORTABLE RADIO TRANSMITTERS, REMOTELY LOCATED RADIO RECEIVERS, ELECTROCARDIOGRAPH INDICATOR, METERS AND RECORDERS, BATTERY CHARGERS, ELECTRODES, AMPLIFIERS AND OTHER APPARATUS ASSOCIATED WITH SUCH SYSTEMS
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