Volumetric air sampler for collecting multiple discrete samples
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United States of America Patent
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Apr 13, 1993
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N/A
app pub date -
Apr 21, 1992
filing date -
Oct 4, 1989
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Abstract
A mechanical air sample collector used to detect the presence of airborne impurities in ambient air. The apparatus collects volumetric samples of air in multiple discrete samples periodically, over set periods of time, without excessive supervision by an operator.
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