000 00000nam a2200000 a 4500
005 20251203090533.0
020 _a0408014857
082 _a621.55,
_bD, wes
100 _aWeston G.F.
245 _aUltrahigh Vacum practice
260 _aLoNew Delhion
_bButterworths
_c`a1985
300 _a288p, 22cm
690 _aVacuum technology
964 _bEng
_c100
_d
_e010
_f
_g_
997 _a18972 LIBSC C
999 _c11090
_d11090