Porous reinforcement sheet
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United States of America Patent
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-
Mar 13, 1990
Grant Date -
N/A
app pub date -
Sep 1, 1987
filing date -
Sep 1, 1986
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A reinforcement type porous sheet comprising (a) a laminated sheet comprising a hot melt type porous sheet and a plastic porous sheet, and (b) a porous substrate bonded to the hot melt type porous sheet.
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