000 00953nam a2200289 i 4500
001 13742
003 BD-RjUL
005 20211208235514.0
008 140201s1978 enka 001 0 eng
020 _a0198593589
_a0198593570 (pbk)
035 _a(BD-RjUL)13794
040 _aDLC
_cDLC
_dBD-RjUL
_beng
041 _aeng
082 0 0 _a621.3841
_bSMT 1978
100 1 _aSmith, Sydney F.
_942998
245 1 0 _aTelephony and telegraphy :
_ban introduction to instruments and switching systems (electromechanical and reed-electronic) /
_cby Sydney F. Smith.
250 _a3d ed.
260 _aOxford ;
_aNew York :
_bOxford University Press,
_cc1978.
300 _axiv, 278 p. :
_bill. ;
_c26 cm.
500 _aFirst ed. published in 1969 under title: Telephony & telegraphy A.
500 _aIncludes index.
650 0 _aTelephone.
_942999
650 0 _aTelegraph.
_943000
942 _2ddc
_cBK
999 _c13742
_d13742