000 00441nam a2200145 a 4500
082 _a621.388
_bSUP
_cL-11, P-40
100 _aWorld, wireless
_941681
110 2 _a.
245 1 0 _aSuperheterodyne television unit
_cLaboratory of the Radio Condenser Company.
_bWireless world
260 _aLondon
_bIliffe and sons
300 _a15 p. :
_bill. ;
_c30 cm.
526 _a0
_b0
_c0
_d621_388000000000000_SUP
650 0 _aMCE
_9379
942 _2ddc
_cBK
999 _c545723
_d545723