Data processing apparatus and editing apparatus using the same

Claim 1

An editing apparatus comprising editing means (160) for editing books, editing information input means (172) for introducing information necessary for the performance of editing, data memory means (169) for memorizing data for editing, and display means (168), which editing apparatus is provided with data ID number memory means (170) for memorizing the security numbers of operators and of data ID number groups corresponding to each particular security number, which data ID number groups indicate books which the operator having the particular security number is authorized to edit, security number input means (166) for introducing the security numbers, security number discrimination means (164) for performing the decision as to whether or not the security number introduced through the security number input means (166) is memorized in the data ID number memory means as a security number corresponding to a data ID number group, data ID number input means (173) for introducing the data ID number of a book to be edited, and data ID number discrimination means (171) for performing the decision as to whether or not the data ID number introduced through the data ID number input means (173) is registered in the data ID number memory means (170) as being of the data ID number group corresponding to the security number introduced through the security number input means (166), and the editing means is adapted so that the editing operation thereof is controlled according to the result of the decision performed by the security number discrimination means (164) and the data reading out of the data memory means (169) is controlled depending on the result of the decision performed by the data ID number discrimination means (171).