00578nam a22001457a 4500 230615b |||||||| |||| 00| 0 eng d National Science Library National Science Library 621.39.001.6(082.2) L2 Proceedings of the symposium on telecommunication in India growth and gaps / The Institution of Telecommunication Engineers, Calcutta 30-31, October 1971 New Delhi: The Institution of Telecommunication Engineers, 1972 83p. Telecommunication Science udc PR 43795 43795 0 0 udc 0 6213900160822_L2 0 66218 NSL NSL GF/Rk-13/C-2/R-4 1972-12-02 0 621.39.001.6(082.2) L2 43358 2023-06-15 00:00:00 1972-12-02 PR