Method of providing 911 service to a private branch exchange
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United States of America Patent
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Jul 5, 2011
Grant Date -
Feb 5, 2009
app pub date -
Oct 14, 2008
filing date -
Aug 21, 2000
priority date (Note) -
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Abstract
A method of providing 911 service to a private branch exchange, includes grouping a plurality of private telephone numbers into a set. An outgoing telephone line for a 911 call is assigned to the set. A location information for the outgoing telephone line is input into a location database.
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