Drawing management system, drawing management methods and drawing management program

摘要

PROBLEM TO BE SOLVED: To provide a drawing management device capable of not only surely and safely preserving an original copy of a digital drawing but also browsing and reusing the original copy.SOLUTION: A preserving and storing area data base 200 stores the digital drawing to be a long-term preserving target. When a drawing user browses the preserved drawing, the drawing is provided at low resolution. When the drawing user wants to use drawing data from the browsed digital drawing, the drawing data is copied to a work storage area 100 to be made available when the use is approved by the drawing management device.