00652nam a2200205 c 4500001001300000005001500013007000300028008004100031049001400072052001400086056001100100082001400111245008900125260004900214300003000263650004700293710007200340910002300412950001100435KMO20217137920220114170816ta210628s1979    ulka          000   kor  0 lEM805814601a551b21-9  a5512601a621.822320a(韓國) 機械工業總覽 =xKorea machinery directory /d機械情報센터 [編]  a서울 :b韓國機械工業情報社,c1979  a942 p. :b삽화 ;c27 cm 8a기계 공업[機械工業]0KSH1998001469  a한국기계공업정보사.b기계정보센터0KAB2019130624aut 0a기계정보센터0 b\30000