Electrical department, as official state laboratory, develops special test apparatus used in studying mechanical and optical features of lamps; Department of Electrical Engineering, University of Minnesota; Motor Vehicle Light Testing Laboratory established; requirements for headlamps; procedure in making test.
Testing automobile headlamps
Minn. Techno-Log
Minnesota Techno-Log ; 8 , n 9
1928
2 pages
3 Figs.
Article (Journal)
English
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