An image forming apparatus comprises a control main body, and reading and recording main bodies detachable to the control main body. The reading main body includes a first memory for storing a read image data memory of original. The recording main body includes a second memory for storing the read image...http://www.google.de/patents/US4962430?utm_source=gb-gplus-sharePatent US4962430 - Image reading body and image formation body detachably mounted to a control body
