U.S. federal trademark · Serial No. 72030862 · Reg. No. 0661709
HEART DETECTION INSTRUMENT WHICH CONSISTS OF A PORTABLE ELECTRONIC SELFCONTAINED POCKET-SIZE STETHOSCOPE NOT REQUIRING ELECTRICAL WIRING OR TUBING TO THE EARS, AND THE SAME AMPLIFIES HEART, LUNG, ABDOMINAL , AND PERISTALTIC SOUNDS
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