000 00285nam a2200085 4500
080 _a
_b
245 _aIEC: 61779-1, Ed.1-1998; Electrical apparatus for the detection and measurement of flammable gases- Part-1: General requirements and test methods.
100 _aI.E.C.
250 _a1st
260 _aGeneva
_bIEC
_c1998
300 _a55
999 _c37272
_d37272