This information is from my research paper titled “The Effect of Environmentally Adaptive Interiors on Visually-impaired Students in the Schools of North-East” published in The International Journal of Multidisciplinary Research IJFMR  
https://doi.org/gs4xrj 

Collected lamp design has been officially patented by The Government of India under class 26-05, certifying it's unique applications in the field of lamp design.

This work is protected by copyright. The designs herein belong to me, Shrishti Sharma, and any reproduction or copying of these designs is strictly prohibited.