O. P. Tube Company
No. 17, Nirmal Chandra Street No.122/44, J.N. Mukherjee Road Ghusuri,
Kolkata (700012)
West Bengal (India)
O. P. Tube Company
No. 17, Nirmal Chandra Street No.122/44, J.N. Mukherjee Road Ghusuri,
Kolkata (700012)
West Bengal (India)
Sagar Estate, 2, N.C. Dutta Sarani 5th Floor, Room No. 5 & 6,
Kolkata - 700001, (West Bengal), India
40, Strand Road, Ground Floor, Room # 2,,
Kolkata - 700001, (West Bengal), India
Kesar Villa, No. 103, Dharmatalla Road, Salkia, Ghusuri, Howrah,
Kolkata - 711107, (West Bengal), India