o Canon Kabushiki Kaisha Miyabe, Shigeo c, Minoru c, Akira c, Koji c, O Canon Kabushiki Kaisha Nomura, o Canon Kabushiki Kaisha Sato, o Canon Kabushiki Kaisha Miura, Hironobu C, Yoshiya C, Kazuo C, O Canon Kabushiki Kaisha Kobayashi, Hiroo C, O Canon Kabushiki Kaisha Shishido, o Canon Kabushiki Kaisha Higeta, O Canon Kabushiki Kaisha Isobe,
Image forming apparatus, process cartridge mountable within it and method for attaching photosensitive drum to process cartridge ,(1993)