Describes headlight with depressible beam, depending on use of double-filament lamp and foot switch used for changing from one beam to other.
Non-dazzle automobile headlight
Die Abblendung der Scheinwerfer bei Kraftfahrzeugen
Elektrotechnik und Maschinenbau Lichttechnik ; 44 , n 17
1926
3 pages
4 Figs.
Article (Journal)
English
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