000 00621 a2200181 4500
003 Nust
005 20221226100626.0
040 _cNust
082 _a621.385,STO
100 _aRoudolf A Storch
_9105858
245 _aIntroduction to telephone engineering /
_cRoudolf A Storch
260 _aSiemens & Halske
_bNew York
_c1962
300 _a233 p
_billus
_c24 cm
505 _aPhysical Fundamentals (Page-11), Component Part of Telephony (Page-13), Component Assemblies (Page-164), Index (Page-227).
600 _aRoudolf A Storch
_9105858
650 _aIntroduction to telephone engineering
_9105859
942 _2ddc
_cBK
999 _c183729
_d183729