00471nam a22001217a 4500 230609b |||||||| |||| 00| 0 eng d National Science Library National Science Library 62 Development programme for the engineering industries: Metallurgical and heavy engineering industries / Engineering Export Promotion Council Calcutta; Engineering Export Promotion Council, Science udc REP 41595 41595 0 0 udc 0 62 0 62026 NSL NSL GF/Rk-12/C-7/R-3 2023-06-09 0 62 195027 2023-06-09 00:00:00 2023-06-09 REP