Acoustical panel and method of making same
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United States of America Patent
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Sep 22, 1992
Issued Date -
N/A
app pub date -
Sep 3, 1991
filing date -
Nov 9, 1989
priority date (Note) -
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Abstract
An acoustical panel comprises a compressed and cured mass of binder impregnated randomly oriented and interentangled fibrous glass bundles. The acoustical panel surprisingly is characterized by high sound absorption coefficients at low frequencies.
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Cited Art Landscape
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