00372nam a2200121Ia 4500008004100000024004300041082001600084100005100100245001900151260002500170600002200195650003300217250506s9999    xx            000 0 und d  a15B-98-EL, 15B-127-EL & 15B-221-EL  a630.072 SAI  aSaif Sabz Ali, Sultan-ul-Arfeen & Rafay Hassan 0aCleaning Drone  aKarachi:bUIT,c2015  aPower Engineering  aBachelor of Engineering (BE)