Positive pressure safety system
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United States of America Patent
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Jun 1, 1993
Grant Date -
N/A
app pub date -
Feb 19, 1992
filing date -
Feb 19, 1992
priority date (Note) -
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Abstract
A safety system for providing a positive pressure condition in an enclosed space to provide a safe freshair atmosphere in said enclosed space in response to the occurrence of an emergency condition which could introduce smoke or harmful gases into said enclosed space is disclosed.
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