Image forming apparatus with toner refilling unit
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United States of America Patent
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May 23, 2017
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N/A
app pub date -
Dec 21, 2010
filing date -
Dec 24, 2009
priority date (Note) -
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Abstract
The present invention prevents a toner bottle from being erroneously determined to be empty and allows toner to be reliably refilled into a hopper and thus a developing unit in an image forming apparatus including the developing unit configured to develop an electrostatic latent image formed on an image carrier, using toner.
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