"Fooling around with alternating current is just a waste of time. Nobody will use it, ever."
Thomas Edison ; 1889
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| Number | Title | Issue Date |
| 5488283 | Vehicle battery system providing battery back-up and opportunity charging A battery system for a vehicle includes a main battery for energizing the vehicle SLI circuits and an auxiliary battery for energizing the vehicle EHC system, the battery system providing back-up of the auxiliary battery by the main battery under certain ... | 01/30/1996 |