Shreeram Rubber Industries
10, Rajendra Prasad Sarani, Clive Row, Room No. 6/2, 2nd Floor
Kolkata- 700001, West Bengal (India)
Gutta Engineers Private Limited
No. 53/1, Garcha Road
Kolkata- 700019, West Bengal (India)
India Oil Seals & Synthetic Products
P-36, India Exchange Place, 5th Floor
Kolkata- 700001, West Bengal (India)
S. P. R. Industries
No. 22, B. R. B. B. Road, Room No. 31, 3rd Floor
Kolkata- 700001, West Bengal (India)
J. B. Book Trust
No. 54/3, College Street, Opposite Das Gupta & Company
Kolkata- 700073, West Bengal (India)