000 00300nam a2200097Ia 4500
008 220120s9999||||xx |||||||||||||| ||und||
100 _aDarshankumar A.R and others
_912672
245 0 _aWelding fumes extraaction system
260 _aCoorg Institute of Technology
_bPonnampet
_c2017
650 _aMECHANICAL
999 _c138271
_d138271