Patent classifications
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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15/00
Apparatus for electrographic processes using a charge pattern
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G03G15/01
for producing multicoloured copies
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G03G15/0142
Structure of complete machines
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G03G15/0147
using a single reusable electrographic recording member
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G03G15/0152
onto which the monocolour toner images are superposed before common transfer from the recording member
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G03G15/0157
with special treatment between monocolour image formation
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