000 00549nam a22001577i 4500
001 SXC010009
005 20260819093459.0
008 260101s1973 ii 000 0 eng d
082 _a621.385 KAR-T
_222
100 _aKarl-Heinz Kleinau; Somasundaran, K, Tr.
245 1 0 _aTelephone pratishtapanam (m) /
_cKarl-Heinz Kleinau; Somasundaran, K, Tr.
260 _a
_bState Institute of Languages, TVPM,
_c1973
300 _ap. ;
_c22 cm.
650 0 _aWire telephony; Electronics and communication engineering; Applied physics
999 _c8366
_d8366