00000nz  a2200000n  4500
001  KSH1998000852
005  20021008000000
008  980429 n azknn|abn          |a a|a    | 
150  ▼a5극관[五極管]▲
450  ▼a오극관[五極管]▲
450  ▼wr▼i영어▼apentodes▲
550  ▼wg▼a전자관[電子管]▲
550  ▼a가변 증폭관[可變增幅管]▲
550  ▼a반도체 장치[半導體裝置]▲
550  ▼a트랜지스터[transistor]▲