00000nz  a2200000n  4500
001  KSH2000027802
005  20000418173950
008  000418 n azknn|abn          |a a|a    | 
150  ▼a라우릿센 검전기[--檢電器]▲
450  ▼wr▼i영어▼aLauritsen electroscope▲
550  ▼wg▼a검전기[檢電器]▲
550  ▼wg▼a방사선 선량계[放射線線量計]▲