000 00511 a2200253 4500
001 110648
020 _a3
041 _aeng
080 _a621.385 Git
245 _aPower travelling-wave tubes
250 _a
260 _aLondon
260 _bEnglish Universities Press,
260 _c1964
300 _axii,276 p.
300 _c26 cm
490 _aBSI 6686 : part - 1 : 1986
100 _aGittins, J.F.
700 _a
650 _a
650 _aTraveling-wave tubes
942 _cBK
942 _2UDC
999 _c127461
_d127461