"The radio craze will die out in time."
Thomas Edison ; 1922
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| Number | Title | Issue Date |
| D633621 | Leadwear assembly | 03/01/2011 |
| 7403808 | Wireless ECG system A cardiac monitoring system that detects electrical signals from a patient's heart and wirelessly transmits the signals digitally to a remote base station via telemetry. The base station converts the digital signals back to analog electrical signals that can be read... | 07/22/2008 |