SILICON FILTER
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United States of America Patent
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Issued Date -
Jul 23, 2009
app pub date -
Jan 17, 2008
filing date -
Jan 17, 2008
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The invention provides a filter device comprising a first member wherein at least a portion of the first member is foraminous, a second member wherein at least a portion of the second member is foraminous, wherein there is a fixed gap space between the members and wherein the holes of the first and second members are offset.
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