00360nam a22001337a 4500 Khanna Publishers 621.9 A2771 M Agrawal S.B.P. 131221 Mchine Building Technology Workshop Technology S.B.P.Agrawal 1st Dehli Khanna Publishers 1978 395p. 23cm. ddc BK 615198 615198 0 0 ddc 0 0 SCME SCME 2025-10-16 0 621.9 A2771 M SCME-D317 2025-10-16 2025-10-16 BK