00435nam a2200181Ia 4500003000400000005001700004008004100021040001000062082001600072100002400088245002000112260001400132260002100146260000900167300000900176650002700185650004100212AIT20230123172108.0221231s9999    xx            000 0 und d  cATRIA  a621.815 GOP  aGOPALAKRISHNA  K R  0aMACHINE DRAWING  aBangalore  bBest publication  c2012  a519p  aMechanical Engineering  bDesing,Machine,Elements-1,Mechanical