Alarm system
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United States of America Patent
Stats
-
Mar 25, 1980
Grant Date -
N/A
app pub date -
Feb 21, 1978
filing date -
Feb 21, 1978
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An alarm device and system which is adaptable to a variety of uses and conditions for protecting homes, equipment, buildings and the like by alerting or informing distant or nearby personnel to changes of conditions from within predetermined limits.
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Cited Art Landscape
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