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水平测试专利名称：CONTROLLED ATMOSPHERE CHAMBER 发明人：COLEMAN G,US快速去痘的方法
石家庄培训学校申请号：US3769517D
申请日：19720121
公开号：US3769517A
千分考>suggest的用法公开日：
19731030
专利内容由知识产权出版社提供nano是什么
摘要：Apparatus which permits treatment of products with ultraviolet light in a controlled atmosphere compris a chamber having inlet and outlet openings for the passage of a product to be treated, one or more ultraviolet light lamps, and at least one gas rervoir within the chamber parated by a foraminous panel. Gas is introduced into the rervoir, pass through the foraminous panel and over and around the path of travel of the workpiece to be treated.
brackets>经典英文文章申请人：PPG INDUSTRIES INC,US
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