Dismounting and mounting methods for coupling and electrophotographic photosensitive drum unit | Patent Publication Number 20130230337
US 20130230337 A1Patent NumberUS 08565640 B2
Application Number13773856
Filled DateFeb 22, 2013
Priority DateJun 12, 2009
Publication DateSep 5, 2013
Original AssigneeCanon Inc.
Current AssigneeCanon Inc.
Inventor/ApplicantsNobuyoshi Hara
Yoshiyuki Batori
Yoshiyuki Batori
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