00243nam a2200097Ia 4500008004100000041000800041100001500049245003100064260003100095999001900126230508s1997    xx            000 0 und d  aeng  aVALTE R.S.  aINSTRUMENTATION & CONTROL.  bVRINDA PUBLI,JALAGAOc1997  c731703d731703