U.S. federal trademark · Serial No. 73388952 · Reg. No. 766594
DIAGONOSTIC AND CORRECTIVE EQUIPMENT FOR SPEECH AND HEARING PROBLEMS, NAMELY - HEARING AIDS, ELECTRO ACOUSTIC TRANSDUCERS CONSISTING OF MICROPHONES AND EARPHONES, AUDIOMETERS, COMBINATION GLASS FRAMES AND HEARING AIDS, AND ELECTRICAL SPEECH AIDING DEVICES FOR USE AFTER THROAT OPERATION
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