00676nam a2200229 c 4500001001300000005001500013007000300028008004100031020003400072049002800106052001700134056001300151082001200164245003900176260002800215300004600243504002500289650003400314650003400348700005300382950001100435KMO20101190120180504165558ta100312s2009    tjkadk        000   kor    a9788993013405g93000:c\200000 lEM4734311lEM4734312c201a502.9b10-10  a502.92501a60822100a공학 특허 /d저자: 이강환  a대전 :b영일,c2009  a143 p. :b삽화, 도표, 양식 ;c26 cm  a참고문헌: p. 143 8a특허[特許]0KSH1998011717 8a발명[發明]0KSH19980175931 a이강환,g李康煥,d1964-0KAC2013042384aut0 b\20000