Journal device which facilitates retrieval of data printed on journal paper

摘要

A journal device including a printing unit for printing journal data on journal paper, as well as printing a retrieval mark indicative of information specifying the journal data, an operation unit for specifying jour data to be retrieved and designating information represented by a retrieval mark, a reading unit for reading a retrieval mark printed on journal paper to extract information represented by the retrieval mark, a printer control unit for receiving input of information extracted by the reading unit and collating the information with information designated by the operation unit to retrieve a retrieval mark containing target information, and first and second take- up means for running the journal paper with printing processing and retrieval processing of journal data and a retrieval mark.