000 00510 a2200241 4500
001 276371
020 _a
041 _aeng
080 _aDBSI 6680 : 1985
245 _aSpecification for flameproof equipment for diesel engines for use in coal mines and other mines susceptible to firedamp
250 _a
260 _aLondon
260 _bBSI
260 _c1985
300 _a12 p.
300 _c
856 _u
490 _aBSI 6680 : 1985
700 _a
650 _a
650 _a
942 _cPP
942 _2UDC
999 _c234367
_d234367