Invention Grant
US07791348B2 Battery tester with promotion feature to promote use of the battery tester by providing the user with codes having redeemable value 有权
具有升级功能的电池测试仪,通过向用户提供具有可赎回价值的代码来促进电池测试仪的使用

Battery tester with promotion feature to promote use of the battery tester by providing the user with codes having redeemable value
Abstract:
Battery maintenance equipment is provided for use in maintaining storage batteries. The battery maintenance equipment includes battery maintenance circuitry. A redemption code output is provided and configured to provide an output having a redeemable value in response to the battery maintenance circuitry. A method includes outputting a redemption code in response to usage of battery maintenance equipment.
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