The Scientific Apparatus Company
No. 40 - A, Chaulpathy Road, P. O. Beleghata
Kolkata- 700010, West Bengal (India)
Pharma Tech International
30, Chaulpatty Road, P. O. Beleghata
Kolkata- 700010, West Bengal (India)
Koppern
Sukh Sagar Apartment, 6th Floor, Flat No. 6/ C, 2/5, Sarat Bose Road
Kolkata- 700020, West Bengal (India)
N. A. Instruments & Equipments
25/1, Jogendra Basak Road,
Kolkata- 700036, West Bengal (India)
National Engineering Industries
No. 2/2, Sashi Bhusan Basak Lane
Kolkata- 700036, West Bengal (India)
Mollick Engineering Works
Khalisani Malpara, Uluberia, N. H. 6
Howrah- 711307, West Bengal (India)