LIGHTING SYSTEM

A lighting system having a high pressure gas discharge light source and an incandescent light source within a common sealed and evacuated bulb. A ballast unit fitted externally to the neck of the bulb includes in series with the incandescent light source an interrupter element and control circuitry...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser: BELA KEREKES
Format: Patent
Sprache:eng
Schlagworte:
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