Видео ютуба по тегу Bk Das

মই বনমানুহ নিজ চকুৰে দেখিছো😱Concentration specialist.Dr.B.k.Das @8403821425(Ghy)
মই বনমানুহ নিজ চকুৰে দেখিছো😱Concentration specialist.Dr.B.k.Das @8403821425(Ghy)
Republic Speaks To DRDOs Dr B K Das On Tapas Drone
Republic Speaks To DRDOs Dr B K Das On Tapas Drone
DRDO's Dr. B.K. Das on India’s Missile & Future of Defence Aatmanirbharta | News18 Townhall
DRDO's Dr. B.K. Das on India’s Missile & Future of Defence Aatmanirbharta | News18 Townhall
Part-1 | Meet Dr B K Das, DRDO's idea man & bundle of energy, who spearheads electronics cluster
Part-1 | Meet Dr B K Das, DRDO's idea man & bundle of energy, who spearheads electronics cluster
'Exponetial Growth For Private Sector In Defence' Says BK Das Of DRDO
'Exponetial Growth For Private Sector In Defence' Says BK Das Of DRDO