Work cat.: (CGCRI)955: Ive, G. A. G. 684, The photo-electric cell and its application to safety, 1950
Developed Under CSIR-KNOWGATE Project (12th Five Year Plan Network Project) Designed by : Mrs Ruma Chackraborty,Technical Officer and Sk Nausad Kabir, Project Assistant Supervised by : Mrs Chandana Patra, Principal Technical Officer