KR100266479B
JU, GUK TAEK, BEOM, HUI TAE, PAK, JONG GI, JO, SUN HAENG, KIM, JONG NAM, JO, SEONG CHEOL, YANG, JEONG IL, HAN, SANG SEOP
Year of Publication 15.09.2000
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Year of Publication 15.09.2000
Patent