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1266525 | Otte | May 1918 | |
2167803 | Graham et al. | Aug 1939 | |
2291114 | Squyer | Jul 1942 | |
4948249 | Hopkins et al. | Aug 1990 | |
5504574 | Murata | Apr 1996 |
Entry |
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Advances in Measurement Technologyfor Vehicle lighting Systems by Ian Lewin, Automotive Design Advancements in Human Factors; Improving Driver's Comfort and Performance; International Congress and Exposition, Detroit, Michigan, Feb. 26-29 1996, pp. 107-114. |