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Patent and Application 목록
Number Division Contents Grant Number Application Number
7 Utility No. 0216349 20-2000-0027735
6 Utility No. 2020748 No. 2000-0012964
5 Utility No. 0201807 No. 1998-0005226
4 Utility No. 0201808 No. 1998-0005277
3 Utility No. 144043 No. 1966-0007593
2 Utility No. 131976 96-002780
1 Utility No. 128590 95-012741