000 00430nam a22001697a 4500
003 NUST - PNEC
005 20170116180918.0
008 150904b xxu||||| |||| 00| 0 eng d
020 _a-
040 _cLIBRARY
082 _a621.38151 NEE
100 _97528
_aNeeteson, P. A.
245 _aVacuum valves in pulse technique
_cP. A. Neeteson
260 _cc.1961
650 _97533
_aElectrical engineering
_xEE
942 _2ddc
_cBK
999 _c65504
_d65504