000 00293nam a22001217a 4500
003 OSt
008 240117b |||||||| |||| 00| 0 eng d
082 _a620.102
_bI-5L
245 _aLimiting noise from pumps ,fans and compresson
260 _aM. E. P.
_c1977
300 _a69
942 _2ddc
_cRFB
999 _c36207
_d36207