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1998
열린 분류
1997
Total 3건
1 페이지
게시판 검색
1997
3
"Semiconductor device having X-ray lithographic mask and method for manufacturing the same"
B.H. Lee,
5700603,
국외,
1997.
2
"SOI substrate manufacturing method"
B.H. Lee, C.J.Kang, K.W.Lee, G.Cha,
5665631,
국외,
1997.
1
"Chemical mechanical polishing(CMP) apparatus and CMP method using the same"
B.H. Lee, J.H.Lee,
805697,
국외,
1997.
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