Cambridge Instruments & Engineering Company
55, Ezra Street, 4th Floor, Yamuna Bhawan
Kolkata- 700001, West Bengal (India)
Neo Tele-tronix Pvt. Ltd ( Ntpl )
No. 6/7, Bijoygarh
Kolkata- 700032, West Bengal (India)
S B Electrotech
12/2 Sikdarpara Road, Banstala, Rajpur
Kolkata- , West Bengal (India)
Electro Meter Corporation
P-5, CIT Road, Scheme LV, Near Moulali Crossing 6th, 7th & 9th Floor
Kolkata- 700014, West Bengal (India)
PCI Limited
Neelkanth Building, 2nd Floor, Camac Street
Kolkata- 700016, West Bengal (India)