Method of mechanical surface treatment of a blank metal sheet
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United States of America Patent
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May 12, 1992
Issued Date -
N/A
app pub date -
Feb 22, 1991
filing date -
Mar 1, 1989
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A method of mechanically imparting a surface texture to a bland surface of sheet metal, especially soft aluminum, in which an adherent foil is applied at least to one surface of the sheet metal and is pressed into and against a surface by a roll so that the sheet metal is deformed and the pattern of the deformed foil is pressed into the sheet metal surface.
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