000 00269nam a2200073 4500
080 _a
_b
245 _aVDE-0666/11.58 - 1960; Specifications for Electrical Apparatus for use in areas where there is hazard due to explosives
700 _aVerband Deutscher Elektrotechniker
260 _aFrankfurt
_bVDE
_c1960
300 _a9p
999 _c24814
_d24814