@misc{indiciaec90949da5a6c,
  title = {High intensity heat and light unit Patent},
  author = {Griffith, G. E. and Kordes, E. E. and Trussell, D. H. and Weidman, D. J.},
  year = {1961},
  url = {https://ntrs.nasa.gov/citations/19700024001},
  note = {Source identifier: 19700024001}
}