LASER PRINTING OF INFORMATION PLATES.

被引:0
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作者
Anon
机构
来源
IBM technical disclosure bulletin | 1985年 / 28卷 / 05期
关键词
LASER BEAMS - Applications;
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摘要
Metal information plates for use on machines are conventionally printed by laser erosion of a black surface layer to expose a white underlayer. It is proposed that both the background and the printed characters can also be colored by modified surface treatment or coating.
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