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CA1064062A
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Semi-automatic document feeder
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CA1060913A
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Semi-automatic document feeder
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GB2009046A
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Keyboard actuator
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Background brightness control for document copier
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Semiautomatic document feeder
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Collecting device for sheets of copying material - operates from moving photoconducting surface of electrostatic copier station
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Photoconductor drum cleaning apparatus
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Toner concentration detector
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Semi-automatic document feeder
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Electrophotographic liquid developing system
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Toner concentration detector for dry powder magnetic brush toning system
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Automatic development electrode bias control system
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Electrostatic hold down apparatus
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AU5934573A
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Squeegee roller system. for removing excess developer liquid from photoconductive surfaces
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AU5867373A
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Method and apparatus for applying developing liquid to latent electrostatic images
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Process for forming a liquid developer organisol
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Contact transfer electrostatic copying apparatus
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Regulated power supply for corona charging unit
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Pollution control system for duplicator machine
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FR2174200A1
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Electrophotographic printing - forming semi-tone image using screen adjacent the original being copied
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