Unique Instruments Corporation
No. 41, B. B. Ganguly Street, Near Central Metro Station
Kolkata- 700012, West Bengal (India)
Test Master
No. 46, B.B. Ganguly Street, 1st Floor, Room No. 3
Kolkata- 700012, West Bengal (India)
Sujex India
511, Kamalalaya Center, 156A, Lenin Sarani
Kolkata- 700013, West Bengal (India)
Dehergati Sevasram
793, Block-'P', New Alipore
Kolkata- 700053, West Bengal (India)
Cmeri, Csir
School Of Mechatronics, Cmeri
Durgapur- 713209, West Bengal (India)