FELSAEKERT AVBROTTSLOEST BELYSNINGSSYSTEM

A fail safe power supply system specially adapted for supplying power to devices such as lights. A battery is provided to supply power to the devices, and during normal operation, charge on the battery is maintained within selected levels by a charging control system that is connected to a source of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: EDWARDS, M. LARRY, WATSON, W. JOE
Format: Patent
Sprache:fin
Schlagworte:
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