Goettfert-Dataphysics Instruments India Private Limited
P-84A, C.I.T. Road, Scheme 4-M
Kolkata- 700010, West Bengal (India)
Unitech System..
A/8, Vidyasagar Sarani, Barabagan Silpara, Behala
Kolkata- 700063, West Bengal (India)
Becon Engineering Corporation
No. 37, Netaji Subhas Road, 1st Floor
Kolkata- 700001, West Bengal (India)
Procon Engineers
No. 9, Stephen House, First Floor No. 4, B. B. D. Bag East
Kolkata- 700001, West Bengal (India)
Watchman
No. 127, Girish Ghosal Road, Naihati, 24 Parganas North
Kolkata- 700013, West Bengal (India)