G PHYSICS
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G03 PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
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G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
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G03G15/00 Apparatus for electrographic processes using a charge pattern
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G03G15/06 for developing
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G03G15/08 using a solid developer, e.g. powder developer
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G03G15/0822 Arrangements for preparing, mixing, supplying or dispensing developer
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