00681nam a2200217 c 4500001001300000005001500013007000300028008004100031020002900072049001800101052001600119056001300135082001200148245009800160260003700258300003600295440002700331650004700358700004800405950001000453KMO20144935520140924113104ta140911s1996    ulka          000   kor    a8985263706g03000:c55000 lEM5977802fSY01a507.5b14-2  a507.52501a60822120a(순간의 아이디어에서 탄생한) 세계적 특허발명 이야기 /d왕연중 지음  a서울 :b세창출판사,c1996  aviii, 199 p. :b삽화 ;c23 cm00a도전! 발명왕 ;v4 8a특허 발명[特許發明]0KSH19990127251 a왕연중,g王然中,d1950-0KAC2013102950 b\5500