Prevention of fall of liquid drops on paper web involves condensing or gathering moisture as drops in space containing humid air or mist, flowing down liquid drop to slot or orifice and passing it into interior of body or another space
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Moving surface cleaning method for printer, involves subjecting bristles of brushes to longitudinal compression stress, when brushes are pressed against rotating roller
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Method and apparatus for preventing liquid droplets from falling
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Method and apparatus for treating a moving surface
