Bijoy Kumar Choudhary
@BijoyKumarChou7
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Prof B.K.Choudhary .Retd. Prof. Mech.Engg.,B.C.E.Bhagalpur .Deptt. of Sc.& Tech., Govt. of Bihar. Residing at New Profs' Colony,PO-RTS Begusarai - 851117.
Joined January 2021
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