000 00478 a2200253 4500
001 98864
020 _a1
041 _aeng
080 _a621.365 Lan
245 _aRadio-frequency heating equipment
250 _a
260 _aLondon
260 _bSir Isaac Pitman,
260 _c1949
300 _aix,196 p.
300 _c22 cm
490 _a
100 _aLangton, L.L.
700 _a
650 _a
650 _aDielectric heating
942 _cBK
942 _2UDC
999 _c55786
_d55787