Three Instruments
49, Jessore Road North, Near Champadali More, Barasat
Kolkata- 700124, West Bengal (India)
Medi Science Services
No. 52/ 2B / 2 / 1, Sarat Ghosh Garden Road Dhakuria
Kolkata- 700031, West Bengal (India)
K. M. Technology & System
B-65, Survey Park
Kolkata- 700076, West Bengal (India)
Calcutta Metallic Company
No. 11, Harish Mukherjee Road
Kolkata- 700025, West Bengal (India)
Medico Eye Tech.
No. 48, Mahatma Gandhi Road, Thakurpukur
Kolkata- 700063, West Bengal (India)