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Reminder phone
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System and method for remote telephonic station actuation
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Method and apparatus for pulse/tone detection and selection
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Emergency service apparatus and method
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Adaptive speakerphone system
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Monitored personal emergency response system
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Enhancement of a personal emergency response system
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Address code modification in a transmitter receiver pair
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Apparatus and method of testing a portable held button for emergency response system
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Apparatus and method for reporting verification testing of a personal emergency response system
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Multi-state selection switch for a personal emergency response system
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Personal alarm system providing handsfree operation
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Personal alarm system providing handsfree operation
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Alarm system tester
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Low battery indicator
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Telephone care system with telephone line-checking
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Telephone care system with supplementary alarm message
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Personal alarm system
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Portable transmitter for emergency alarm system having watertight enclosure
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Closed-loop emergency alarm and response system
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