00444nam a2200145Ia 4500100001900000942000700019654002500026245004600051260003800097082001000135300000700145546001200152999001700164952011700181  aIndian Oxygen   cBK  aElectric Arc Welders  aInstruction Book For Electric Arc Welders  bIndian Oxygen LtdaCalcuttac1970  a671.5  a83  aENGLISH  c28309d28309  001040708AFTaCRCEbCRCEd2023-03-17g16.20iIOL/26578l0o671.5 pAFT1847r2023-03-17v16.20w2023-03-17yBK