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LDR00605camk 00157 k 4500
001000000044596
00520080313133403
008080313s2008 us 000a eng
049 ▼l WM00007762
056 ▼a 530.029
090 ▼a 530.029 ▼b N277n
110 ▼a National Fire Protection Association.
24510 ▼a NFPA 499 Recommended Practice for the Classification of Combustible Dusts and of Hazardous (Classified) Locations for Electrical Installations in Chemical Process Areas(2008 Edition) / ▼d National Fire Protection Association
260 ▼a United States: ▼b NFPA, ▼c 2008
300 ▼a 23p, ▼c 28cm
9500 ▼a 구입