TY  - BOOK
AU  - Karl-Heinz Kleinau; Somasundaran, K, Tr.
TI  - Telephone pratishtapanam (m)
U1  - 621.385 KAR-T 22
PY  - 1973///
CY  - 
PB  - State Institute of Languages, TVPM
KW  - Wire telephony; Electronics and communication engineering; Applied physics
ER  -