000 00369nam a2200133Ia 4500
008 211214s9999 xx 000 0 und d
040 _cJayakar Knowledge Resource Centre
100 _aThomson, John
245 0 _aRadio communication at ultra high frequency
260 _bMETHUEN & Co Ltd
_aLONDON
_c1950
300 _aXIX, 203p p.
653 _aENGINERING
942 _c1
999 _c35593
_d35593