PROBLEM TO BE SOLVED: To provide a collaborative design support system which surely and speedily informs a person in charge of design of conflict occurrence between design result data and further easily and speedily removes the conflict. ;SOLUTION: Result data that respective designers have designed by using design data editing terminal devices 2 are stored in a design result data base 11 from the respective design data editing terminal devices and reference relation when set among plural design result data by a specification input part 2a is stored in a design reference relation data base 12. When a conflict detection part 16 detects a conflict between design result data for the input of the design result data for which the reference relation has been set, a data editing management part 15 informs the design data editing terminal device 2 having inputted the conflicting design result data of that the conflict between the data is occurring. Further, when the conflict is detected, a conflict solution part 17 automatically removes the conflict according to the design basis, design accuracy, the knowledge level of the designer, etc.;COPYRIGHT: (C)1997,JPO
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